diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 61e1d5269300..5ac23c5f3746 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
       - name: Setup Ruby
         uses: ruby/setup-ruby@6aaa311d81eba98ae12eaffbcb63296ace0efcde  # v1.307.0
         with:
-          ruby-version: '3.3'
+          ruby-version: '3.4.9'
 
       - name: Install dependencies
         run: bundle install && bundle exec appraisal install