diff --git a/.github/workflows/ruby-gem-build.yaml b/.github/workflows/ruby-gem-build.yaml
index 95b981f..3c1142f 100644
--- a/.github/workflows/ruby-gem-build.yaml
+++ b/.github/workflows/ruby-gem-build.yaml
@@ -11,7 +11,7 @@ on:
         type: string
       ruby-versions:
         description: "A stringified JSON array of ruby versions to test this gem with"
-        default: '["3.2", "3.3"]'
+        default: '["3.3", "3.4"]'
         required: false
         type: string