diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index c53085f..b72c3fd 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -2,7 +2,9 @@
 name: CMake
 
 # yamllint disable-line rule:truthy
-on: [push]
+on:
+  push:
+  pull_request:
 
 env:
   # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)