diff --git a/.github/workflows/installer.yml b/.github/workflows/installer.yml
index dd4d6ad..4366587 100644
--- a/.github/workflows/installer.yml
+++ b/.github/workflows/installer.yml
@@ -15,8 +15,8 @@ on:
       - '**'
 
 concurrency:
-  group: ${{ github.head_ref }}
-  cancel-in-progress: true
+  group: installer-${{ github.head_ref || github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
 
 jobs:
   default: