diff --git a/.github/workflows/ghpage.yml b/.github/workflows/ghpage.yml
index 7b403ab..17357a7 100644
--- a/.github/workflows/ghpage.yml
+++ b/.github/workflows/ghpage.yml
@@ -41,9 +41,8 @@ jobs:
       - name: build
         run: |
           npm ci
-          npm run build
+          NODE_ENV=production npm run build
         env:
-          NODE_ENV: production
           MATOMO_TRACKING_HOST: ${{ vars.MATOMO_TRACKING_HOST }}
 
       - name: Setup Pages