diff --git a/.github/workflows/test-ci-cleanup-oss.yml b/.github/workflows/test-ci-cleanup-oss.yml
index 43696d9898..260171749e 100644
--- a/.github/workflows/test-ci-cleanup-oss.yml
+++ b/.github/workflows/test-ci-cleanup-oss.yml
@@ -1,5 +1,6 @@
 name: test-ci-cleanup-oss
 on:
+  workflow_dispatch:
   schedule:
     # * is a special character in YAML so you have to quote this string
     - cron:  '05 02 * * *'