diff --git a/.github/workflows/python_sphinx_docs.yml b/.github/workflows/python_sphinx_docs.yml
index ea4fdf45d5e..a7011ee0f9d 100644
--- a/.github/workflows/python_sphinx_docs.yml
+++ b/.github/workflows/python_sphinx_docs.yml
@@ -6,7 +6,8 @@ on:
         paths:
           - 'python/**'
           - '.github/workflows/python_sphinx_docs.yml'
-    pull_request:
+    pull_request_target:
+        types: closed
         branches: master
         paths:
           - 'python/**'
@@ -15,6 +16,7 @@ on:
       types: [docstrings_common_updated]
 permissions:
     contents: write
+
 jobs:
     build:
       runs-on: ubuntu-latest