diff --git a/packages/structured-clone/build.js b/packages/structured-clone/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/structured-clone/build.js
+++ b/packages/structured-clone/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/structured-clone/package.json b/packages/structured-clone/package.json
index 0d84597e..5e83cab5 100644
--- a/packages/structured-clone/package.json
+++ b/packages/structured-clone/package.json
@@ -12,14 +12,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/support-tables/build.js b/packages/support-tables/build.js
index 64a3746b..242eb96d 100644
--- a/packages/support-tables/build.js
+++ b/packages/support-tables/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-builder/build.js b/packages/unified-latex-builder/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-builder/build.js
+++ b/packages/unified-latex-builder/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-builder/package.json b/packages/unified-latex-builder/package.json
index 56d3207a..f9cb1edd 100644
--- a/packages/unified-latex-builder/package.json
+++ b/packages/unified-latex-builder/package.json
@@ -15,14 +15,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-cli/package.json b/packages/unified-latex-cli/package.json
index 8f4a56a2..15a83553 100644
--- a/packages/unified-latex-cli/package.json
+++ b/packages/unified-latex-cli/package.json
@@ -41,14 +41,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-cli/tests/cli.test.ts b/packages/unified-latex-cli/tests/cli.test.ts
index 61011117..71ac10d8 100644
--- a/packages/unified-latex-cli/tests/cli.test.ts
+++ b/packages/unified-latex-cli/tests/cli.test.ts
@@ -19,27 +19,35 @@ console.log = (...args) => {
 const exePath = path.resolve(__dirname, "../dist/unified-latex-cli.mjs");
 const examplesPath = path.resolve(__dirname, "examples");
 
+async function execCLI(args: string[]) {
+    return await executeCommand(`node`, [
+        // package.json points to typescript sources and it is replaced with the build output
+        // before publishing by scripts/make-package.mjs. In testing, we need to point to the
+        // build output explicitly by passing the conditions flag.
+        `-C`,
+        `prebuilt`,
+        exePath,
+        ...args,
+    ]);
+}
+
 describe(
     "unified-latex-cli",
     () => {
-        let stdout: string, stderr: string;
         it("executable exists", async () => {
             expect(fsLegacy.existsSync(exePath)).toBeTruthy();
         });
         it("can execute without error", async () => {
-            let { stdout, stderr } = await exec(`node ${exePath} -h`);
+            const stdout = await execCLI(["-h"]);
             expect(stdout).toBeTruthy();
         });
         it("can format document", async () => {
-            let { stdout, stderr } = await exec(
-                `node ${exePath} ${examplesPath}/needs-fixing.tex`
-            );
+            const stdout = await execCLI([`${examplesPath}/needs-fixing.tex`]);
             expect(stdout).toMatchSnapshot();
         });
         it("can expand macro", async () => {
             {
-                let stdout = await executeCommand(`node`, [
-                    exePath,
+                const stdout = await execCLI([
                     `${examplesPath}/needs-expanding.tex`,
                     `-e`,
                     "\\newcommand{foo}[1]{FOO(#1)}",
@@ -50,8 +58,7 @@ describe(
             }
             {
                 // Make sure we don't lose spaces in math mode
-                let stdout = await executeCommand(`node`, [
-                    exePath,
+                const stdout = await execCLI([
                     `${examplesPath}/needs-expanding.tex`,
                     `-e`,
                     "\\newcommand{foo}[1]{$\\x #1$}",
@@ -62,9 +69,10 @@ describe(
             }
         });
         it("can expand macros defined in document", async () => {
-            let { stdout, stderr } = await exec(
-                `node ${exePath} ${examplesPath}/has-definition.tex --stats-json`
-            );
+            const stdout = await execCLI([
+                `${examplesPath}/has-definition.tex`,
+                `--stats-json`,
+            ]);
             const { newcommands } = JSON.parse(stdout) as {
                 newcommands: { name: string }[];
             };
@@ -72,23 +80,25 @@ describe(
             expect(newcommandNames).toEqual(["foo", "baz"]);
 
             {
-                let { stdout, stderr } = await exec(
-                    `node ${exePath} ${examplesPath}/has-definition.tex --expand-document-macro foo --expand-document-macro baz`
-                );
+                const stdout = await execCLI([
+                    `${examplesPath}/has-definition.tex`,
+                    `--expand-document-macro`,
+                    `foo`,
+                    `--expand-document-macro`,
+                    `baz`,
+                ]);
                 expect(stdout).toMatchSnapshot();
             }
         });
         it("can override default macros", async () => {
             {
-                let stdout = await executeCommand(`node`, [
-                    exePath,
+                const stdout = await execCLI([
                     `${examplesPath}/has-existing-definition.tex`,
                 ]);
                 expect(stdout).toMatchSnapshot();
             }
             {
-                let stdout = await executeCommand(`node`, [
-                    exePath,
+                const stdout = await execCLI([
                     `${examplesPath}/has-existing-definition.tex`,
                     `-e`,
                     "\\newcommand{mathbb}{\\mathbb}",
@@ -96,8 +106,7 @@ describe(
                 expect(stdout).toMatchSnapshot();
             }
             {
-                let stdout = await executeCommand(`node`, [
-                    exePath,
+                const stdout = await execCLI([
                     `${examplesPath}/has-existing-definition.tex`,
                     `-e`,
                     "\\newcommand{mathbb}[2]{\\mathbb{#1}{#2}}",
@@ -107,17 +116,19 @@ describe(
         });
         it("can convert to html", async () => {
             {
-                let { stdout, stderr } = await exec(
-                    `node ${exePath} ${examplesPath}/simple.tex --html`
-                );
+                const stdout = await execCLI([
+                    `${examplesPath}/simple.tex`,
+                    `--html`,
+                ]);
                 expect(stdout).toMatchSnapshot();
             }
         });
         it("can convert to markdown", async () => {
             {
-                let { stdout, stderr } = await exec(
-                    `node ${exePath} ${examplesPath}/simple.tex --markdown`
-                );
+                const stdout = await execCLI([
+                    `${examplesPath}/simple.tex`,
+                    `--markdown`,
+                ]);
                 expect(stdout).toMatchSnapshot();
             }
         });
@@ -131,7 +142,10 @@ describe(
  * Run commands with arguments using "cross-spawn", which correctly escapes arguments
  * so that end results are the same across different shells.
  */
-async function executeCommand(executablePath: string, args: string[]) {
+function executeCommand(
+    executablePath: string,
+    args: string[]
+): Promise<string> {
     return new Promise((resolve, reject) => {
         const childProcess = spawn(executablePath, args, { stdio: "pipe" });
 
diff --git a/packages/unified-latex-ctan/build.js b/packages/unified-latex-ctan/build.js
index 95892b67..2238ffd2 100644
--- a/packages/unified-latex-ctan/build.js
+++ b/packages/unified-latex-ctan/build.js
@@ -23,7 +23,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-ctan/package.json b/packages/unified-latex-ctan/package.json
index c29296d1..85adff87 100644
--- a/packages/unified-latex-ctan/package.json
+++ b/packages/unified-latex-ctan/package.json
@@ -29,19 +29,19 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*/index": {
-            "_bundle": "./dist/*/index.ts",
-            "import": "./dist/*/index.js",
+            "prebuilt": "./dist/dist/*/index.js",
+            "import": "./dist/*/index.ts",
             "require": "./dist/*/index.cjs"
         },
         "./*": {
-            "_bundle": "./*/index.ts",
-            "import": "./dist/*/index.js",
+            "prebuilt": "./dist/*/index.js",
+            "import": "./*/index.ts",
             "require": "./dist/*/index.cjs"
         }
     },
diff --git a/packages/unified-latex-lint/build.js b/packages/unified-latex-lint/build.js
index ec823e72..2213cd1e 100644
--- a/packages/unified-latex-lint/build.js
+++ b/packages/unified-latex-lint/build.js
@@ -23,7 +23,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-lint/package.json b/packages/unified-latex-lint/package.json
index e73ce2ee..f39bfe41 100644
--- a/packages/unified-latex-lint/package.json
+++ b/packages/unified-latex-lint/package.json
@@ -27,19 +27,19 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*/index": {
-            "_bundle": "./dist/*/index.ts",
-            "import": "./dist/*/index.js",
+            "prebuilt": "./dist/dist/*/index.js",
+            "import": "./dist/*/index.ts",
             "require": "./dist/*/index.cjs"
         },
         "./*": {
-            "_bundle": "./*/index.ts",
-            "import": "./dist/*/index.js",
+            "prebuilt": "./dist/*/index.js",
+            "import": "./*/index.ts",
             "require": "./dist/*/index.cjs"
         }
     },
diff --git a/packages/unified-latex-prettier/build.js b/packages/unified-latex-prettier/build.js
index ecaee053..dbe6486f 100644
--- a/packages/unified-latex-prettier/build.js
+++ b/packages/unified-latex-prettier/build.js
@@ -23,7 +23,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-prettier/package.json b/packages/unified-latex-prettier/package.json
index a925cf77..93320789 100644
--- a/packages/unified-latex-prettier/package.json
+++ b/packages/unified-latex-prettier/package.json
@@ -24,14 +24,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-to-hast/build.js b/packages/unified-latex-to-hast/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-to-hast/build.js
+++ b/packages/unified-latex-to-hast/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-to-hast/package.json b/packages/unified-latex-to-hast/package.json
index 49460b92..01957006 100644
--- a/packages/unified-latex-to-hast/package.json
+++ b/packages/unified-latex-to-hast/package.json
@@ -40,14 +40,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-to-mdast/build.js b/packages/unified-latex-to-mdast/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-to-mdast/build.js
+++ b/packages/unified-latex-to-mdast/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-to-mdast/package.json b/packages/unified-latex-to-mdast/package.json
index c1f02e3c..b5835062 100644
--- a/packages/unified-latex-to-mdast/package.json
+++ b/packages/unified-latex-to-mdast/package.json
@@ -27,14 +27,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-types/package.json b/packages/unified-latex-types/package.json
index c21833d8..d124fbe0 100644
--- a/packages/unified-latex-types/package.json
+++ b/packages/unified-latex-types/package.json
@@ -12,13 +12,11 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "default": "./dist/index.js"
+            "default": "./index.ts"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./dist/*.ts",
-            "default": "./dist/*.js"
+            "default": "./dist/*.ts"
         }
     },
     "scripts": {
diff --git a/packages/unified-latex-util-align/build.js b/packages/unified-latex-util-align/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-align/build.js
+++ b/packages/unified-latex-util-align/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-align/package.json b/packages/unified-latex-util-align/package.json
index ca4dc36c..438d7ec4 100644
--- a/packages/unified-latex-util-align/package.json
+++ b/packages/unified-latex-util-align/package.json
@@ -17,14 +17,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-argspec/build.js b/packages/unified-latex-util-argspec/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-argspec/build.js
+++ b/packages/unified-latex-util-argspec/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-argspec/package.json b/packages/unified-latex-util-argspec/package.json
index 35c9bfc8..515ba995 100644
--- a/packages/unified-latex-util-argspec/package.json
+++ b/packages/unified-latex-util-argspec/package.json
@@ -15,14 +15,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-arguments/build.js b/packages/unified-latex-util-arguments/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-arguments/build.js
+++ b/packages/unified-latex-util-arguments/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-arguments/package.json b/packages/unified-latex-util-arguments/package.json
index 4a2cf617..47eb02db 100644
--- a/packages/unified-latex-util-arguments/package.json
+++ b/packages/unified-latex-util-arguments/package.json
@@ -22,14 +22,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-catcode/build.js b/packages/unified-latex-util-catcode/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-catcode/build.js
+++ b/packages/unified-latex-util-catcode/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-catcode/package.json b/packages/unified-latex-util-catcode/package.json
index 6a9d018b..6d92417f 100644
--- a/packages/unified-latex-util-catcode/package.json
+++ b/packages/unified-latex-util-catcode/package.json
@@ -17,14 +17,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-comments/build.js b/packages/unified-latex-util-comments/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-comments/build.js
+++ b/packages/unified-latex-util-comments/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-comments/package.json b/packages/unified-latex-util-comments/package.json
index 704dcd5f..4dbb804b 100644
--- a/packages/unified-latex-util-comments/package.json
+++ b/packages/unified-latex-util-comments/package.json
@@ -17,14 +17,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-environments/build.js b/packages/unified-latex-util-environments/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-environments/build.js
+++ b/packages/unified-latex-util-environments/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-environments/package.json b/packages/unified-latex-util-environments/package.json
index 0c2f26dc..abd93065 100644
--- a/packages/unified-latex-util-environments/package.json
+++ b/packages/unified-latex-util-environments/package.json
@@ -21,14 +21,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-glue/build.js b/packages/unified-latex-util-glue/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-glue/build.js
+++ b/packages/unified-latex-util-glue/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-glue/package.json b/packages/unified-latex-util-glue/package.json
index 8cf98a79..28c28565 100644
--- a/packages/unified-latex-util-glue/package.json
+++ b/packages/unified-latex-util-glue/package.json
@@ -17,14 +17,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-html-like/build.js b/packages/unified-latex-util-html-like/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-html-like/build.js
+++ b/packages/unified-latex-util-html-like/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-html-like/package.json b/packages/unified-latex-util-html-like/package.json
index 65873eba..d1293dc9 100644
--- a/packages/unified-latex-util-html-like/package.json
+++ b/packages/unified-latex-util-html-like/package.json
@@ -18,14 +18,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-ligatures/build.js b/packages/unified-latex-util-ligatures/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-ligatures/build.js
+++ b/packages/unified-latex-util-ligatures/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-ligatures/package.json b/packages/unified-latex-util-ligatures/package.json
index 2d878710..e7fb470f 100644
--- a/packages/unified-latex-util-ligatures/package.json
+++ b/packages/unified-latex-util-ligatures/package.json
@@ -18,14 +18,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-macros/build.js b/packages/unified-latex-util-macros/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-macros/build.js
+++ b/packages/unified-latex-util-macros/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-macros/package.json b/packages/unified-latex-util-macros/package.json
index 0295dae4..25db84d2 100644
--- a/packages/unified-latex-util-macros/package.json
+++ b/packages/unified-latex-util-macros/package.json
@@ -21,14 +21,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-match/build.js b/packages/unified-latex-util-match/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-match/build.js
+++ b/packages/unified-latex-util-match/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-match/package.json b/packages/unified-latex-util-match/package.json
index 586d75f5..b348a015 100644
--- a/packages/unified-latex-util-match/package.json
+++ b/packages/unified-latex-util-match/package.json
@@ -16,14 +16,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-packages/build.js b/packages/unified-latex-util-packages/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-packages/build.js
+++ b/packages/unified-latex-util-packages/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-packages/package.json b/packages/unified-latex-util-packages/package.json
index d93d0ec9..674c17cf 100644
--- a/packages/unified-latex-util-packages/package.json
+++ b/packages/unified-latex-util-packages/package.json
@@ -19,14 +19,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-parse/build.js b/packages/unified-latex-util-parse/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-parse/build.js
+++ b/packages/unified-latex-util-parse/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-parse/package.json b/packages/unified-latex-util-parse/package.json
index 7298d640..799a1205 100644
--- a/packages/unified-latex-util-parse/package.json
+++ b/packages/unified-latex-util-parse/package.json
@@ -25,14 +25,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-pegjs/build.js b/packages/unified-latex-util-pegjs/build.js
index ddb473b7..295f5cce 100644
--- a/packages/unified-latex-util-pegjs/build.js
+++ b/packages/unified-latex-util-pegjs/build.js
@@ -21,7 +21,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         target: "node14",
         plugins: [pegjsLoader()],
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-pgfkeys/build.js b/packages/unified-latex-util-pgfkeys/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-pgfkeys/build.js
+++ b/packages/unified-latex-util-pgfkeys/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-pgfkeys/package.json b/packages/unified-latex-util-pgfkeys/package.json
index 21ed57a9..a672e56b 100644
--- a/packages/unified-latex-util-pgfkeys/package.json
+++ b/packages/unified-latex-util-pgfkeys/package.json
@@ -18,14 +18,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-print-raw/build.js b/packages/unified-latex-util-print-raw/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-print-raw/build.js
+++ b/packages/unified-latex-util-print-raw/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-print-raw/package.json b/packages/unified-latex-util-print-raw/package.json
index 5938c2f4..7cbe9e84 100644
--- a/packages/unified-latex-util-print-raw/package.json
+++ b/packages/unified-latex-util-print-raw/package.json
@@ -15,14 +15,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-render-info/build.js b/packages/unified-latex-util-render-info/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-render-info/build.js
+++ b/packages/unified-latex-util-render-info/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-render-info/package.json b/packages/unified-latex-util-render-info/package.json
index d5e10139..2e525f31 100644
--- a/packages/unified-latex-util-render-info/package.json
+++ b/packages/unified-latex-util-render-info/package.json
@@ -16,14 +16,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-replace/build.js b/packages/unified-latex-util-replace/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-replace/build.js
+++ b/packages/unified-latex-util-replace/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-replace/package.json b/packages/unified-latex-util-replace/package.json
index 625c7f40..595a652a 100644
--- a/packages/unified-latex-util-replace/package.json
+++ b/packages/unified-latex-util-replace/package.json
@@ -20,14 +20,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-scan/build.js b/packages/unified-latex-util-scan/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-scan/build.js
+++ b/packages/unified-latex-util-scan/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-scan/package.json b/packages/unified-latex-util-scan/package.json
index 55b61000..7e098706 100644
--- a/packages/unified-latex-util-scan/package.json
+++ b/packages/unified-latex-util-scan/package.json
@@ -18,14 +18,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-split/build.js b/packages/unified-latex-util-split/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-split/build.js
+++ b/packages/unified-latex-util-split/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-split/package.json b/packages/unified-latex-util-split/package.json
index 59d76015..d5452245 100644
--- a/packages/unified-latex-util-split/package.json
+++ b/packages/unified-latex-util-split/package.json
@@ -16,14 +16,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-to-string/build.js b/packages/unified-latex-util-to-string/build.js
index 3b83d536..94571744 100644
--- a/packages/unified-latex-util-to-string/build.js
+++ b/packages/unified-latex-util-to-string/build.js
@@ -22,7 +22,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-to-string/package.json b/packages/unified-latex-util-to-string/package.json
index 6d9b8ada..2565c109 100644
--- a/packages/unified-latex-util-to-string/package.json
+++ b/packages/unified-latex-util-to-string/package.json
@@ -19,14 +19,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-trim/build.js b/packages/unified-latex-util-trim/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-trim/build.js
+++ b/packages/unified-latex-util-trim/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-trim/package.json b/packages/unified-latex-util-trim/package.json
index 68165988..51713996 100644
--- a/packages/unified-latex-util-trim/package.json
+++ b/packages/unified-latex-util-trim/package.json
@@ -19,14 +19,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex-util-visit/build.js b/packages/unified-latex-util-visit/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex-util-visit/build.js
+++ b/packages/unified-latex-util-visit/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex-util-visit/package.json b/packages/unified-latex-util-visit/package.json
index 85eeb276..3af8edde 100644
--- a/packages/unified-latex-util-visit/package.json
+++ b/packages/unified-latex-util-visit/package.json
@@ -16,14 +16,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/packages/unified-latex/build.js b/packages/unified-latex/build.js
index b6709d9b..9de2a35c 100644
--- a/packages/unified-latex/build.js
+++ b/packages/unified-latex/build.js
@@ -19,7 +19,6 @@ import { isCjsPackage } from "../../scripts/esbuild-module-check.mjs";
         format: "esm",
         target: "node14",
         external: [...explicitDeps],
-        conditions: ["_bundle"],
     };
 
     // Build the ESM
diff --git a/packages/unified-latex/package.json b/packages/unified-latex/package.json
index c2465c87..3be93dfa 100644
--- a/packages/unified-latex/package.json
+++ b/packages/unified-latex/package.json
@@ -18,14 +18,14 @@
     ],
     "exports": {
         ".": {
-            "_bundle": "./index.ts",
-            "import": "./dist/index.js",
+            "prebuilt": "./dist/index.js",
+            "import": "./index.ts",
             "require": "./dist/index.cjs"
         },
         "./*js": "./dist/*js",
         "./*": {
-            "_bundle": "./*.ts",
-            "import": "./dist/*.js",
+            "prebuilt": "./dist/*.js",
+            "import": "./*.ts",
             "require": "./dist/*.cjs"
         }
     },
diff --git a/tsconfig.build.json b/tsconfig.build.json
index 0d6c1110..6336a1f1 100644
--- a/tsconfig.build.json
+++ b/tsconfig.build.json
@@ -29,7 +29,6 @@
         "declarationMap": true,
         "moduleResolution": "Bundler",
         "resolveJsonModule": true,
-        "customConditions": ["_bundle"],
-        "forceConsistentCasingInFileNames": true,
+        "forceConsistentCasingInFileNames": true
     }
 }