diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cbf296e..bf43b73 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,8 +31,8 @@ concurrency:
 
 jobs:
   build-test:
-    name: build + test (darwin-arm64, Blacksmith)
-    runs-on: blacksmith-6vcpu-macos-15
+    name: build + test (darwin-arm64, github-hosted)
+    runs-on: macos-15
     timeout-minutes: 25
     steps:
       - uses: actions/checkout@v6