diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 771e8bf..ec38a87 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -113,7 +113,7 @@ jobs:
 
   build-cgo-macos:
     name: Build (macOS CGO)
-    runs-on: macos-15
+    runs-on: macos-26
     steps:
       - name: Checkout repository
         uses: actions/checkout@v6