diff --git a/.github/workflows/github_actions.yml b/.github/workflows/github_actions.yml
index 0e661e5bd..5fa294075 100644
--- a/.github/workflows/github_actions.yml
+++ b/.github/workflows/github_actions.yml
@@ -1,8 +1,10 @@
 name: 'BrowserStack Test'
 
-on:
-  push:
-
+on: 
+  pull_request:
+    branches:
+      - master
+      
 jobs:
   ubuntu-job:
     name: 'BrowserStack Test on Ubuntu'