diff --git a/.github/workflows/update_api_version.yml b/.github/workflows/update_api_version.yml
index 7420c68..a70698c 100644
--- a/.github/workflows/update_api_version.yml
+++ b/.github/workflows/update_api_version.yml
@@ -1,7 +1,7 @@
 name: update api version
 
 on:
-  push:
+  pull_request:
     branches: ['main', 'api-version']
 
 jobs: