diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 791b366..0c17f69 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby-version: ['2.7', '3.0', '3.1', 'head', 'truffleruby-head']
+        ruby-version: ['2.7', '3.0', '3.1', '3.2', 'head', 'truffleruby-head']
     steps:
       - uses: actions/checkout@v2
       - uses: ruby/setup-ruby@v1