diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f4144d5..b35bda3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,7 +8,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-8vcpu-ubuntu-2204
     if: "!contains(github.event.commits[0].message, '[ci-skip]')"
     steps:
       - name: Setup Action
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a656a6d..d623c7b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -8,7 +8,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-8vcpu-ubuntu-2204
     if: "!contains(github.event.commits[0].message, '[ci-skip]')"
     steps:
       - name: Setup Action