diff --git a/src/electron/electron-builder.config.cjs b/src/electron/electron-builder.config.cjs
index 8edc29b2..82b2ccd3 100644
--- a/src/electron/electron-builder.config.cjs
+++ b/src/electron/electron-builder.config.cjs
@@ -12,7 +12,7 @@ module.exports = {
     owner: 'HASEL-UZH',
     repo: 'PersonalAnalytics'
   },
-  afterSign: "scripts/notarize.js",
+  afterSign: "scripts/notarize.cjs",
   mac: {
     artifactName: '${productName}-${version}-${env.MAC_ARCH_TYPE}.${ext}',
     asarUnpack: ['node_modules/**/*.node'],
diff --git a/src/electron/scripts/notarize.js b/src/electron/scripts/notarize.cjs
similarity index 100%
rename from src/electron/scripts/notarize.js
rename to src/electron/scripts/notarize.cjs