diff --git a/app/assets/javascripts/diff_notes/components/comment_resolve_btn.js.es6 b/app/assets/javascripts/diff_notes/components/comment_resolve_btn.js.es6
index 67e9ed30c0d..48bc7d77805 100644
--- a/app/assets/javascripts/diff_notes/components/comment_resolve_btn.js.es6
+++ b/app/assets/javascripts/diff_notes/components/comment_resolve_btn.js.es6
@@ -12,7 +12,7 @@
         if (this.discussion) {
           return this.discussion.isResolvable();
         } else {
-          return undefined;
+          return false;
         }
       },
       isDiscussionResolved: function () {