diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6fe276739..f00ce8c24 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -174,7 +174,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-12, windows-latest]
         python-version: ["3.7", "3.8", "3.9", "3.10"]
 
     steps: