diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 1399b96..fd411d4 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -31,7 +31,7 @@ jobs:
         run: wasm-opt --version
 
   macos:
-    runs-on: macos-15
+    runs-on: macos-26
     steps:
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6