diff --git a/Assets/measuregeneric/scripts/Autoportal.cs b/Assets/measuregeneric/scripts/Autoportal.cs
index 20b9a37..45dcc91 100644
--- a/Assets/measuregeneric/scripts/Autoportal.cs
+++ b/Assets/measuregeneric/scripts/Autoportal.cs
@@ -1,31 +1,25 @@
-using System.Collections;
-using System.Collections.Generic;
+using System;
 using UnityEngine;
 
 public class Autoportal : MonoBehaviour
 {
-    private List<GameObject> imposters;
+    private Transform[] imposters;
 
     private OcclusionPortal portal;
 
     void Start()
     {
         this.portal = this.GetComponent<OcclusionPortal>();
-        this.imposters = new List<GameObject>();
-
-        foreach(Transform child in this.transform)
-        {
-            this.imposters.Add(child.gameObject);
-        }
+        this.imposters = Array.FindAll(GetComponentsInChildren<Transform>(), child => child != this.transform);
     }
 
     private void OnTriggerEnter(Collider other)
     {
         this.portal.open = true;
 
-        foreach(GameObject imposter in this.imposters)
+        foreach(Transform imposter in this.imposters)
         {
-            imposter.SetActive(false);
+            imposter.gameObject.SetActive(false);
         }
     }
 
@@ -33,9 +27,9 @@ public class Autoportal : MonoBehaviour
     {
         this.portal.open = false;
 
-        foreach(GameObject imposter in this.imposters)
+        foreach(Transform imposter in this.imposters)
         {
-            imposter.SetActive(true);
+            imposter.gameObject.SetActive(true);
         }
     }
 }