diff --git a/.github/workflows/ghpages.yml b/.github/workflows/ghpages.yml
index 6508b2984e..7ce9eb22c4 100644
--- a/.github/workflows/ghpages.yml
+++ b/.github/workflows/ghpages.yml
@@ -9,8 +9,8 @@ on:
       - 'docs/**'
       - '.github/actions/update-ghpages/**'
       - '.github/workflows/ghpages.yml'
-  tags:
-    - v*
+    tags:
+      - v*
 
 jobs:
   update_document: