diff --git a/.github/workflows/doc_build.yml b/.github/workflows/doc_build.yml
index d16ed0340b..27ae54975d 100644
--- a/.github/workflows/doc_build.yml
+++ b/.github/workflows/doc_build.yml
@@ -9,10 +9,10 @@ on:
     tags:
       - v[0-9]+.[0-9]+.[0-9]
       - v[0-9]+.[0-9]+.[0-9]+-rc[0-9]+
+  pull_request:
     paths:
       - 'docs/**'
       - '!docs/**'
-  pull_request:
   workflow_dispatch:
 
 concurrency: