diff --git a/.github/workflows/build_layer.yml b/.github/workflows/build_layer.yml
index 7368a517..e146ee0f 100644
--- a/.github/workflows/build_layer.yml
+++ b/.github/workflows/build_layer.yml
@@ -2,6 +2,7 @@ name: Build Layers for system-Tests
 
 on:
   workflow_dispatch:
+  pull_request:
   push:
     branches:
       - "main"