diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 1f6f1a2..c67987e 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -1,5 +1,10 @@
 name: run-tests
-on: [push, pull_request, workflow_dispatch]
+on: 
+  pull_request:
+  workflow_dispatch:
+  push:
+    branches:
+    - master
 jobs:
   build:
     name: Run tests