diff --git a/.github/workflows/build-test-deploy.yml b/.github/workflows/build-test-deploy.yml
index faa627b..fff2723 100644
--- a/.github/workflows/build-test-deploy.yml
+++ b/.github/workflows/build-test-deploy.yml
@@ -13,7 +13,7 @@ jobs:
   build-test-deploy:
     strategy:
       matrix:
-        os: [ubuntu-20.04, macos-11]
+        os: [ubuntu-20.04, macos-12]
         cxx_compiler:
         - { name: "gcc", cxx: "g++-10" }
         - { name: "clang", cxx: "clang++" }