diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
index 4d9b0ac..af1248e 100644
--- a/.github/workflows/dotnet.yml
+++ b/.github/workflows/dotnet.yml
@@ -1,5 +1,9 @@
 name: .NET Build
-on: [push]
+on:
+  push:
+  pull_request:
+    branches:
+      - master
 
 jobs:
   build: