diff --git a/.github/workflows/functions.yaml b/.github/workflows/functions.yaml
index 7a5b0f5857..0755713fd1 100644
--- a/.github/workflows/functions.yaml
+++ b/.github/workflows/functions.yaml
@@ -16,6 +16,10 @@ on:
     branches:
       - main
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
 # Global version definitions
 env:
   PYTHON_VERSION: "3.10"