diff --git a/.github/workflows/compare.yml b/.github/workflows/compare.yml
index c811c295..960e79c7 100644
--- a/.github/workflows/compare.yml
+++ b/.github/workflows/compare.yml
@@ -2,6 +2,7 @@ name: Compare
 
 on:
   push:
+  pull_request:
   #  branches:
   #    - master
   workflow_dispatch: