diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b6f46cd..ccf586e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,7 +8,7 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-4vcpu-ubuntu-2404
     strategy:
       matrix:
         python-version: ["3.10", "3.11", "3.12"]