diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 6eb76e1..5492d03 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -48,6 +48,7 @@ jobs:
           - '3.0'
           - '3.1'
           - '3.2'
+          - '3.3'
           - jruby
       fail-fast: true