diff --git a/.github/workflows/pytest.yaml b/.github/workflows/pytest.yaml
index 00cb1be70..542a2650a 100644
--- a/.github/workflows/pytest.yaml
+++ b/.github/workflows/pytest.yaml
@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         os:
-        - macos-latest
+        - macos-13
         - ubuntu-latest
         - windows-latest
         python-version: