diff --git a/files/routes/front.py b/files/routes/front.py
index 694dc75ce8..0bca31f6fd 100644
--- a/files/routes/front.py
+++ b/files/routes/front.py
@@ -133,16 +133,16 @@ def notifications(v):
 			if c.parent_submission:
 				if c.replies2 == None:
 					c.replies2 = c.child_comments.filter(or_(Comment.author_id == v.id, Comment.id.in_(all))).all()
-					cids = cids | set(x.id for x in c.replies2)
+					cids.update(x.id for x in c.replies2)
 					for x in c.replies2:
-						c.resplies2 = []
+						c.replies2 = []
 				while c.parent_comment and (c.parent_comment.author_id == v.id or c.parent_comment in comments):
 					c = c.parent_comment
 					if c.replies2 == None:
 						c.replies2 = c.child_comments.filter(or_(Comment.author_id == v.id, Comment.id.in_(all))).all()
-						cids = cids | set(x.id for x in c.replies2)
+						cids.update(x.id for x in c.replies2)
 						for x in c.replies2:
-							c.resplies2 = []
+							c.replies2 = []
 				cids.add(c.id)
 			else:
 				while c.parent_comment: