diff --git a/.github/workflows/crystal.yml b/.github/workflows/crystal.yml
index 640fd9c3..9b6710e9 100644
--- a/.github/workflows/crystal.yml
+++ b/.github/workflows/crystal.yml
@@ -38,6 +38,7 @@ jobs:
           - {os: ubuntu-latest, crystal: latest}
           - {os: ubuntu-latest, crystal: nightly}
           - {os: macos-latest}
+          - {os: macos-14}
     runs-on: ${{ matrix.os }}
     steps:
       - name: Install Crystal