diff --git a/.github/workflows/pr-checks.yml b/.github/workflows/pr-checks.yml
index a99564a..5777005 100644
--- a/.github/workflows/pr-checks.yml
+++ b/.github/workflows/pr-checks.yml
@@ -23,8 +23,10 @@ jobs:
     - run: npm ci
     - run: npm run build
     - run: npm run gen-schemas
-    - run: npm run pack
-    - uses: actions/upload-artifact@v4
+    - if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
+      run: npm run pack
+    - if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
+      uses: actions/upload-artifact@v4
       with:
         name: dist
         path: dist/