diff --git a/trade_simple.lua b/trade_simple.lua
index 5767f94..b5d171e 100644
--- a/trade_simple.lua
+++ b/trade_simple.lua
@@ -203,7 +203,7 @@ yl_speak_up.get_fs_add_trade_simple = function(player, trade_id)
 
 	-- is this player allowed to edit the NPC and his trades? If not abort.
 	if(not(yl_speak_up.may_edit_npc(player, n_id)) or not(dialog) or not(dialog.n_npc)) then
-		return formspec..
+		return "size[9,2]"..
 			"label[2.0,1.8;Ups! Something went wrong.]"..
 			"button[6.2,1.6;2.0,0.9;abort_trade_simple;Back]"
 	end