diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index e81411d..f75396b 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -13,6 +13,7 @@ jobs:
           - '3.1'
           - '3.2'
           - '3.3'
+          - '3.4'
           - jruby
           - truffleruby
     name: Ruby ${{ matrix.ruby }}