diff --git a/.github/workflows/test-pymadng.yml b/.github/workflows/test-pymadng.yml
index 2ff2e8e..bb96c16 100644
--- a/.github/workflows/test-pymadng.yml
+++ b/.github/workflows/test-pymadng.yml
@@ -3,7 +3,11 @@
 
 name: Test pymadng
 
-on: workflow_dispatch
+on: 
+  pull_request:
+    branches:
+      - master
+  workflow_dispatch:
 
 jobs:
   build: