diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index 0b1b10c..044707c 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -39,7 +39,10 @@ jobs:
 
   build-macos:
     name: Build and Test on MacOS
-    runs-on: macos-latest
+    strategy:
+      matrix:
+        os: [ macos-11, macos-12 ]
+    runs-on: ${{matrix.os}}
     steps:
       - uses: actions/checkout@v3
       - name: Configure CMake