diff --git a/package-lock.json b/package-lock.json
index 428fa170c..b7e296df9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1184,9 +1184,11 @@
       "dev": true
     },
     "node_modules/@bufbuild/protobuf": {
-      "version": "1.10.0",
-      "resolved": "https://registry.npmjs.org/@bufbuild/protobuf/-/protobuf-1.10.0.tgz",
-      "integrity": "sha512-QDdVFLoN93Zjg36NoQPZfsVH9tZew7wKDKyV5qRdj8ntT4wQCOradQjRaTdwMhWUYsgKsvCINKKm87FdEk96Ag=="
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/@bufbuild/protobuf/-/protobuf-2.2.2.tgz",
+      "integrity": "sha512-UNtPCbrwrenpmrXuRwn9jYpPoweNXj8X5sMvYgsqYyaH8jQ6LfUJSk3dJLnBK+6sfYPrF4iAIo5sd5HQ+tg75A==",
+      "license": "(Apache-2.0 AND BSD-3-Clause)",
+      "peer": true
     },
     "node_modules/@bytecodealliance/componentize-js": {
       "version": "0.11.4",
@@ -1377,12 +1379,12 @@
       }
     },
     "node_modules/@connectrpc/connect": {
-      "version": "1.6.1",
-      "resolved": "https://registry.npmjs.org/@connectrpc/connect/-/connect-1.6.1.tgz",
-      "integrity": "sha512-KchMDNtU4CDTdkyf0qG7ugJ6qHTOR/aI7XebYn3OTCNagaDYWiZUVKgRgwH79yeMkpNgvEUaXSK7wKjaBK9b/Q==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@connectrpc/connect/-/connect-2.0.0.tgz",
+      "integrity": "sha512-Usm8jgaaULANJU8vVnhWssSA6nrZ4DJEAbkNtXSoZay2YD5fDyMukCxu8NEhCvFzfHvrhxhcjttvgpyhOM7xAQ==",
       "license": "Apache-2.0",
       "peerDependencies": {
-        "@bufbuild/protobuf": "^1.10.0"
+        "@bufbuild/protobuf": "^2.2.0"
       }
     },
     "node_modules/@connectrpc/connect-node": {
@@ -8530,7 +8532,7 @@
       "license": "Apache-2.0",
       "dependencies": {
         "@bufbuild/protobuf": "1.10.0",
-        "@connectrpc/connect": "1.6.1",
+        "@connectrpc/connect": "2.0.0",
         "typeid-js": "1.1.0"
       },
       "devDependencies": {
@@ -8547,6 +8549,12 @@
         "node": ">=18"
       }
     },
+    "protocol/node_modules/@bufbuild/protobuf": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/@bufbuild/protobuf/-/protobuf-1.10.0.tgz",
+      "integrity": "sha512-QDdVFLoN93Zjg36NoQPZfsVH9tZew7wKDKyV5qRdj8ntT4wQCOradQjRaTdwMhWUYsgKsvCINKKm87FdEk96Ag==",
+      "license": "(Apache-2.0 AND BSD-3-Clause)"
+    },
     "redact": {
       "name": "@arcjet/redact",
       "version": "1.0.0-alpha.32",
diff --git a/protocol/package.json b/protocol/package.json
index f40e60dc7..5eba8dc41 100644
--- a/protocol/package.json
+++ b/protocol/package.json
@@ -41,7 +41,7 @@
   },
   "dependencies": {
     "@bufbuild/protobuf": "1.10.0",
-    "@connectrpc/connect": "1.6.1",
+    "@connectrpc/connect": "2.0.0",
     "typeid-js": "1.1.0"
   },
   "devDependencies": {