diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index fd38fb3..6d70240 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -9,6 +9,8 @@ jobs:
       matrix:
         ruby-version:
           - head
+          - "3.3"
+          - "3.2"
           - "3.1"
           - "3.0"
           - "2.7"