diff --git a/applications/klighd-cli/package.json b/applications/klighd-cli/package.json
index 96533d67..f7ef79a6 100644
--- a/applications/klighd-cli/package.json
+++ b/applications/klighd-cli/package.json
@@ -20,7 +20,7 @@
         "clean": "rimraf lib dist bin",
         "lint": "eslint .",
         "build": "run-p --print-label \"build:*\"",
-        "build:app": "webpack --mode production --devtool hidden-source-map",
+        "build:app": "webpack --mode production",
         "build:server": "tsc -p ./tsconfig.server.json",
         "watch": "run-p --print-label \"watch:*\"",
         "watch:app": "webpack --watch --mode development --devtool source-map",
diff --git a/applications/klighd-vscode/package.json b/applications/klighd-vscode/package.json
index aaad1d10..e08bd8f1 100644
--- a/applications/klighd-vscode/package.json
+++ b/applications/klighd-vscode/package.json
@@ -152,7 +152,7 @@
     "scripts": {
         "clean": "rimraf dist klighd-vscode.vsix",
         "lint": "eslint .",
-        "build": "webpack --mode production --devtool false",
+        "build": "webpack --mode production",
         "watch": "webpack --watch --mode development",
         "package": "vsce package --yarn --baseImagesUrl https://github.com/kieler/klighd-vscode/raw/HEAD/applications/klighd-vscode -o klighd-vscode.vsix",
         "predistribute": "yarn run package",