Fix fail

misago/models/karmamodel.py

@@ -55,6 +55,5 @@ def merge_posts_handler(sender, **kwargs):
     Karma.objects.filter(post=sender).update(post=kwargs['new_post'])
     kwargs['new_post'].upvotes += sender.upvotes
     kwargs['new_post'].downvotes += sender.downvotes
-    kwargs['new_post'].score += sender.score
 
 merge_post.connect(merge_posts_handler, dispatch_uid="merge_posts_karmas")