diff --git a/.github/workflows/github_actions.yml b/.github/workflows/github_actions.yml
index 04c37b3..e9606a0 100644
--- a/.github/workflows/github_actions.yml
+++ b/.github/workflows/github_actions.yml
@@ -45,7 +45,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ ubuntu-latest, macos-11 ]
+        os: [ ubuntu-latest, macos-12 ]
 
     steps:
       - name: checkout