diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 773dc69..7254338 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
       matrix:
         job:
           - name: macos
-            os: macos-11
+            os: macos-12
           - name: ubuntu
             os: ubuntu-20.04
           - name: windows