diff --git a/packages/eui/src/components/comment_list/comment.stories.tsx b/packages/eui/src/components/comment_list/comment.stories.tsx
index eb66dc4c9b8..79e975a5997 100644
--- a/packages/eui/src/components/comment_list/comment.stories.tsx
+++ b/packages/eui/src/components/comment_list/comment.stories.tsx
@@ -23,6 +23,7 @@ export const _eventColorArgType = {
     'subdued',
     'transparent',
     'plain',
+    'highlighted',
     'warning',
     'danger',
     'success',