diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e968e86..3e23175 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -44,7 +44,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - uses: ruby/setup-ruby@7f797815d8adceb1c412e7abefdd1ab4abc47a5f # v1.335.0
         with:
-          ruby-version: "4.0.7"
+          ruby-version: "4.0.9"
           bundler-cache: True
         env:
           BUNDLE_JOBS: 4