diff --git a/.github/workflows/standardrb.yml b/.github/workflows/standardrb.yml
index 458c029..ab3d0e5 100644
--- a/.github/workflows/standardrb.yml
+++ b/.github/workflows/standardrb.yml
@@ -11,4 +11,5 @@ jobs:
       - uses: ruby/setup-ruby@v1
         with:
           bundler-cache: true
+          ruby-version: 3.3
       - run: bundle exec standardrb --format github --parallel