diff --git a/.github/workflows/bundle.yml b/.github/workflows/bundle.yml
index bd7acb9..e2f03a6 100644
--- a/.github/workflows/bundle.yml
+++ b/.github/workflows/bundle.yml
@@ -130,7 +130,7 @@ jobs:
           # - Squeak64-5.2
           # - Etoys-trunk
           # - Etoys64-trunk
-    runs-on: macos-11 # fixed version for xcnotary
+    runs-on: macos-12
     name: 📦 Prepare bundles for ${{ matrix.smalltalk }}
     env:
       SMALLTALK_VERSION: ${{ matrix.smalltalk }}