diff --git a/.github/workflows/ci-check-testbox.yml b/.github/workflows/ci-check-testbox.yml
index 10f429b890e..d788f3caf1b 100644
--- a/.github/workflows/ci-check-testbox.yml
+++ b/.github/workflows/ci-check-testbox.yml
@@ -21,7 +21,7 @@ jobs:
     permissions:
       contents: read
     name: "check"
-    runs-on: blacksmith-16vcpu-ubuntu-2404
+    runs-on: blacksmith-8vcpu-ubuntu-2404
     timeout-minutes: 5
     steps:
       - name: Begin Testbox