diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 88fd427..7547e92 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -5,6 +5,10 @@ on:
     branches: [ main ]
   workflow_dispatch: {}
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   publish:
     runs-on: ubuntu-latest