diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 616382b..dfb00be 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -13,7 +13,7 @@ jobs:
   run-tests:
     strategy:
       matrix:
-        os: [ubuntu-20.04, ubuntu-22.04, macos-12, macos-11, windows-2019, windows-2022]
+        os: [ubuntu-20.04, ubuntu-22.04, macos-12, macos-13, windows-2019, windows-2022]
         python-version: [3.8, 3.9, "3.10", "3.11", "3.12"]
 
     runs-on: ${{ matrix.os }}