diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 12a8de2..4a1580f 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -6,7 +6,7 @@ on:
   - cron: 45 4 * * 3
 jobs:
   check:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         ruby: