diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 5658d66..8ec16e2 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby-version: ["2.7", "3.0", "3.1"]
+        ruby-version: ["2.7", "3.0", "3.1", "3.2", "3.3"]
         allow-failure: [false]
         include:
           - ruby-version: "ruby-head"