diff --git a/r2/r2/models/_builder.pyx b/r2/r2/models/_builder.pyx
index 564f64730..7855e128d 100644
--- a/r2/r2/models/_builder.pyx
+++ b/r2/r2/models/_builder.pyx
@@ -147,7 +147,6 @@ class _CommentBuilder(Builder):
                                               parent_id=parent_id))
                 else:
                     w = more_recursions[parent_id]
-                w.children.append(comment_id)
                 more_recursions[parent_id] = w
 
         timer.intermediate("pick_comments")