diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9c7bca76..0ba3ac8f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby: ['3.0']
+        ruby: ['3.2']
     steps:
       - name: Check out repository code
         uses: actions/checkout@v2