diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 35ac18e..361b48d 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,8 +15,11 @@ jobs:
           - "2.6"
           - "2.7"
           - "3.0"
+          - "3.1"
+          - "3.2"
+          - "3.3"
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Install Ruby ${{ matrix.ruby }}
         uses: ruby/setup-ruby@v1
         with: