diff --git a/.github/workflows/clean-cache.yml b/.github/workflows/clean-cache.yml
index 6cf8646..92db39a 100644
--- a/.github/workflows/clean-cache.yml
+++ b/.github/workflows/clean-cache.yml
@@ -1,5 +1,6 @@
-name: cleanup caches by a branch
+name: Cache cleanup
 on:
+  workflow_dispatch: {}
   pull_request:
     types:
       - closed