diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ad5a386..547d40e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
           scripts/ci/verify_commits.sh
   macos:
     name: macOS
-    runs-on: macos-latest
+    runs-on: macos-12
     timeout-minutes: 60
     steps:
       - uses: actions/checkout@v2