diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 45ec6ca1..4ae63a9c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -181,7 +181,7 @@ jobs:
 
   test-macos:
     needs: [build, get-nonmem]
-    runs-on: macos-11
+    runs-on: macos-12
     steps:
       - name: Download installation tarball
         uses: actions/download-artifact@v2