diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 097a0800c..ae4b15ea0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,7 +39,7 @@ jobs:
             --lint --config .swiftformat .
 
   test:
-    runs-on: macos-13
+    runs-on: macos-14
     timeout-minutes: 60
     steps:
       - uses: actions/checkout@v3
@@ -104,7 +104,7 @@ jobs:
 
   size:
     if: ${{ github.event_name == 'pull_request' }}
-    runs-on: macos-13
+    runs-on: macos-14
     timeout-minutes: 60
     steps:
       - uses: actions/checkout@v3