diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 1f17627..9a5f218 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -158,7 +158,7 @@ jobs:
 
 
   test-mac:
-    runs-on: macos-12
+    runs-on: macos-13
     steps: 
       - uses: actions/checkout@v4