diff --git a/.github/workflows/build-and-push.yml b/.github/workflows/build-and-push.yml
index 421a191..fa5e24a 100644
--- a/.github/workflows/build-and-push.yml
+++ b/.github/workflows/build-and-push.yml
@@ -7,6 +7,11 @@ on:
     paths:
       - 'caddy-*/**'
       - '.github/workflows/**'
+  pull_request:
+    branches: [ main ]
+    paths:
+      - 'caddy-*/**'
+      - '.github/workflows/**'
 
 jobs:
   build: