diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index b7b86a7..e2ece88 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -95,7 +95,7 @@ jobs:
             arch: "ARM64"
             test-skip: "*-win_arm64"
 
-          - os: macos-14
+          - os: macos-15
             arch: "arm64"
 
           - os: ubuntu-latest
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c1e5dd0..3278930 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -75,7 +75,7 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - runs-on: macos-14
+          - runs-on: macos-15
             python-version: cp312
             arch: "arm64"
             use_qemu: false