diff --git a/.github/workflows/container_release_foundationdb.yml b/.github/workflows/container_release_foundationdb.yml
index 1bb4c5b641..8a365d68cd 100644
--- a/.github/workflows/container_release_foundationdb.yml
+++ b/.github/workflows/container_release_foundationdb.yml
@@ -12,7 +12,7 @@ on:
         default: ''
 
 concurrency:
-  group: ${{ github.workflow }}-${{ github.event.pull_request.number || (github.event_name == 'push' && github.ref) || github.event.inputs.release_tag || github.run_id }}
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || (github.event_name == 'push' && github.ref) || format('refs/tags/{0}', github.event.inputs.release_tag) || github.run_id }}
   cancel-in-progress: ${{ github.event_name == 'pull_request' || (github.event_name == 'push' && !startsWith(github.ref, 'refs/tags/')) }}
 
 permissions: