diff --git a/.github/workflows/on-pr-is-ready.yml b/.github/workflows/on-pr-is-ready.yml
index ff8a1f8..6d95e42 100644
--- a/.github/workflows/on-pr-is-ready.yml
+++ b/.github/workflows/on-pr-is-ready.yml
@@ -18,7 +18,7 @@ jobs:
 
   brew-test:
     if: github.event.pull_request.draft == false
-    runs-on: macos-15
+    runs-on: macos-26
     steps:
       - uses: actions/checkout@v6
       - uses: ./.github/actions/setup
diff --git a/.github/workflows/on-push-main.yml b/.github/workflows/on-push-main.yml
index 8fda8fc..61f8585 100644
--- a/.github/workflows/on-push-main.yml
+++ b/.github/workflows/on-push-main.yml
@@ -16,7 +16,7 @@ jobs:
       - uses: ./.github/actions/quality
 
   brew-test:
-    runs-on: macos-15
+    runs-on: macos-26
     steps:
       - uses: actions/checkout@v6
       - uses: ./.github/actions/setup