diff --git a/.github/workflows/dev-version.yml b/.github/workflows/dev-version.yml
index 8d91e77..b412bf7 100644
--- a/.github/workflows/dev-version.yml
+++ b/.github/workflows/dev-version.yml
@@ -23,7 +23,7 @@ jobs:
       - name: Build TypeScript files
         run: |
           pnpm install
-          node ./toolbox/dev-version.js
+          node ./toolbox/dev-version.mjs
           pnpm run build
 
       - run: npm publish --tag dev