diff --git a/.github/workflows/on-publish.yml b/.github/workflows/on-publish.yml
index 600986d..002c905 100644
--- a/.github/workflows/on-publish.yml
+++ b/.github/workflows/on-publish.yml
@@ -51,7 +51,7 @@ jobs:
             dist
           key: dist-${{ github.run_id }}
       - run: |
-          npx nx run ng2-file-upload:build
+          npx nx run ng2-file-upload:build --prod
           npx nx run ng2-file-upload-demo:build
 
   # update release notes in github