diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 750d36c..2821615 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,6 +14,7 @@ jobs:
       fail-fast: false
       matrix:
         ruby:
+          - "3.3"
           - "3.2"
           - "3.1"
           - "3.0"
@@ -39,7 +40,7 @@ jobs:
       - uses: actions/checkout@master
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 3.2
+          ruby-version: "3.3"
           bundler-cache: true
         env:
           BUNDLE_JOBS: 4