diff --git a/.github/workflows/tramline-release.yml b/.github/workflows/tramline-release.yml
index 97a1f9e3..c272e0f0 100644
--- a/.github/workflows/tramline-release.yml
+++ b/.github/workflows/tramline-release.yml
@@ -14,7 +14,7 @@ on:
 
 jobs:
   signed-build:
-    runs-on: ubuntu-latest
+    runs-on: tramline-macos-sonoma-md
     steps:
       - name: Checkout repository
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1