diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 81f42ab..18c326b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: macos-13
+          - os: macos-12
             xcode_version: 14.2
             fastlane_task: unit_tests