diff --git a/.github/workflows/down_site.yml b/.github/workflows/down_site.yml
index b038d5dc..94a24eab 100644
--- a/.github/workflows/down_site.yml
+++ b/.github/workflows/down_site.yml
@@ -1,7 +1,11 @@
 name: down site base on project name 
 
+# on:
+#   workflow_dispatch:
 on:
-  workflow_dispatch:
+  pull_request:
+    types:
+      - closed
 
 jobs:
   down_site: