diff --git a/.github/workflows/snapshot.yml b/.github/workflows/snapshot.yml
index 78f7a49..1f72554 100644
--- a/.github/workflows/snapshot.yml
+++ b/.github/workflows/snapshot.yml
@@ -5,6 +5,11 @@ on:
     branches:
       - 'development'
 
+# Unique group name per workflow-branch/tag combo
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   ##########################################################################################
   # Module Tests