diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 99fb90f..8cbdda2 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -40,7 +40,7 @@ jobs:
       - uses: actions/checkout@master
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "3.4.2"
+          ruby-version: "3.4.3"
           bundler-cache: true
         env:
           BUNDLE_JOBS: 4