diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 237c9c150..179045a52 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -28,6 +28,8 @@ jobs:
            timeout: 5
          - ruby: 3.2
            timeout: 5
+         - ruby: 3.3
+           timeout: 5
          - ruby: truffleruby
            timeout: 50
          - ruby: truffleruby-head