diff --git a/.github/workflows/release_python.yml b/.github/workflows/release_python.yml
index 6320bff..d29844d 100644
--- a/.github/workflows/release_python.yml
+++ b/.github/workflows/release_python.yml
@@ -14,6 +14,10 @@ on:
   pull_request:
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}-${{ github.event_name }}
+  cancel-in-progress: true
+
 permissions:
   contents: read