diff --git a/.github/workflows/bundle_webpack.yml b/.github/workflows/bundle_webpack.yml
index fcb196a8b7..9b6ebd0763 100644
--- a/.github/workflows/bundle_webpack.yml
+++ b/.github/workflows/bundle_webpack.yml
@@ -1,6 +1,7 @@
 name: Bundle Webpack
 
 on:
+  pull_request:
   push:
     branches:
       - master