diff --git a/.github/workflows/periodic.yml b/.github/workflows/periodic.yml
index 1514c3b315..d597bc5439 100644
--- a/.github/workflows/periodic.yml
+++ b/.github/workflows/periodic.yml
@@ -1,6 +1,6 @@
 name: Periodic
 
-on: [workflow_dispatch]
+on:
   schedule:
     - cron:  '0 */2 * * *'