diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bbf3b5c..1d07c92 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,7 +6,7 @@ on:
 
 jobs:
   verify:
-    runs-on: ubuntu-latest
+    runs-on: "peak-ubuntu-24.04-4"
     timeout-minutes: 15
     steps:
       - uses: actions/checkout@v5
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 5d234e5..196ba7e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ concurrency:
 
 jobs:
   release:
-    runs-on: ubuntu-latest
+    runs-on: "peak-ubuntu-24.04-4"
     timeout-minutes: 20
     steps:
       - uses: actions/checkout@v5