diff --git a/obstacles/pairs/13.tscn b/obstacles/pairs/13.tscn
index ff67f76..76f1ca6 100644
--- a/obstacles/pairs/13.tscn
+++ b/obstacles/pairs/13.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=7 format=2]
 
-[ext_resource path="res://Node2D.gd" type="Script" id=1]
+[ext_resource path="res://obstacles/pairs/pair.gd" type="Script" id=1]
 [ext_resource path="res://obstacles/fly_2.tscn" type="PackedScene" id=2]
 [ext_resource path="res://obstacles/hill_7.tscn" type="PackedScene" id=3]
 [ext_resource path="res://obstacles/hill_4.tscn" type="PackedScene" id=4]
diff --git a/obstacles/pairs/6.gd b/obstacles/pairs/6.gd
deleted file mode 100644
index e21af69..0000000
--- a/obstacles/pairs/6.gd
+++ /dev/null
@@ -1,13 +0,0 @@
-extends "res://obstacles/pairs/pair.gd"
-
-# Declare member variables here. Examples:
-# var a = 2
-# var b = "text"
-
-# Called when the node enters the scene tree for the first time.
-func _ready():
-	pass # Replace with function body.
-
-# Called every frame. 'delta' is the elapsed time since the previous frame.
-#func _process(delta):
-#	pass