diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 93821aa..4ae2010 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -6,7 +6,7 @@ on:
       - '*'
 jobs:
   test:
-    runs-on: macos-12.0
+    runs-on: macos-11.0
     timeout-minutes: 10
     steps:
     - uses: actions/checkout@v3
@@ -27,7 +27,7 @@ jobs:
             swift test
             popd
   build:
-    runs-on: macos-12.0
+    runs-on: macos-11.0
     timeout-minutes: 10
     steps:
     - uses: actions/checkout@v3