diff --git a/Scripts/Editor/NodeEditorBase.cs b/Scripts/Editor/NodeEditorBase.cs
index 67d4833..471fea0 100644
--- a/Scripts/Editor/NodeEditorBase.cs
+++ b/Scripts/Editor/NodeEditorBase.cs
@@ -10,6 +10,7 @@ namespace XNodeInternal {
 	public class NodeEditorBase<T, A, K> where A : Attribute, NodeEditorBase<T, A, K>.INodeEditorAttrib where T : NodeEditorBase<T,A,K> where K : ScriptableObject {
 		/// <summary> Custom editors defined with [CustomNodeEditor] </summary>
 		private static Dictionary<Type, T> editors;
+		private static Dictionary<ScriptableObject, SerializedObject> serializeds;
 		public K target;
 		public SerializedObject serializedObject;
 
@@ -18,10 +19,17 @@ namespace XNodeInternal {
 			Type type = target.GetType();
 			T editor = GetEditor(type);
 			editor.target = target;
-			editor.serializedObject = new SerializedObject(target);
+			editor.serializedObject = GetSerialized(target);
 			return editor;
 		}
 
+		private static SerializedObject GetSerialized(K target) {
+			if (target == null) return null;
+			if (serializeds == null) serializeds = new Dictionary<ScriptableObject, SerializedObject>();
+			if (!serializeds.ContainsKey(target)) serializeds.Add(target, new SerializedObject(target));
+			return serializeds[target];
+		}
+
 		private static T GetEditor(Type type) {
 			if (type == null) return null;
 			if (editors == null) CacheCustomEditors();