diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index c370b5fe..b4a9c8e6 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -34,7 +34,7 @@ jobs:
 
   build:
     needs: check
-    runs-on: blacksmith-4vcpu-ubuntu-2204
+    runs-on: ${{ vars.OAC_USE_GITHUB_RUNNERS == 'true' && 'ubuntu-22.04' || 'blacksmith-4vcpu-ubuntu-2204' }}
     timeout-minutes: 120
     permissions:
       contents: write