diff --git a/Assets/MackySoft/MackySoft.SerializeReferenceExtensions/Example/ExampleAssets/Scripts/Runtime/Example.cs b/Assets/MackySoft/MackySoft.SerializeReferenceExtensions/Example/ExampleAssets/Scripts/Runtime/Example.cs
index 19bed32..570c109 100644
--- a/Assets/MackySoft/MackySoft.SerializeReferenceExtensions/Example/ExampleAssets/Scripts/Runtime/Example.cs
+++ b/Assets/MackySoft/MackySoft.SerializeReferenceExtensions/Example/ExampleAssets/Scripts/Runtime/Example.cs
@@ -8,64 +8,64 @@ using UnityEngine;
 
 namespace MackySoft.SerializeReferenceExtensions.Example {
 
-    public class Example : MonoBehaviour {
+	public class Example : MonoBehaviour {
 
-        // The type that implements ICommand will be displayed in the popup.
-        [SerializeReference, SubclassSelector]
-        ICommand m_Command;
+		// The type that implements ICommand will be displayed in the popup.
+		[SerializeReference, SubclassSelector]
+		ICommand m_Command;
 
-        // Collection support
-        [SerializeReference, SubclassSelector]
-        ICommand[] m_Commands = Array.Empty<ICommand>();
+		// Collection support
+		[SerializeReference, SubclassSelector]
+		ICommand[] m_Commands = Array.Empty<ICommand>();
 
 		void Start () {
-            m_Command?.Execute();
+			m_Command?.Execute();
 
-            foreach (ICommand command in m_Commands) {
-                command?.Execute();
+			foreach (ICommand command in m_Commands) {
+				command?.Execute();
 			}
 		}
 
-        // Nested type support
+		// Nested type support
 		[Serializable]
-        public class NestedCommand : ICommand {
-            public void Execute () {
-                Debug.Log("Execute NestedCommand");
+		public class NestedCommand : ICommand {
+			public void Execute () {
+				Debug.Log("Execute NestedCommand");
 			}
 		}
 
-    }
-
-    public interface ICommand {
-        void Execute ();
 	}
 
-    [Serializable]
-    public class DebugCommand : ICommand {
-        [SerializeField]
-        string m_Message;
-        public void Execute () {
-            Debug.Log(m_Message);
+	public interface ICommand {
+		void Execute ();
+	}
+
+	[Serializable]
+	public class DebugCommand : ICommand {
+		[SerializeField]
+		string m_Message;
+		public void Execute () {
+			Debug.Log(m_Message);
 		}
 	}
 
-    [Serializable]
-    public class InstantiateCommand : ICommand {
+	[Serializable]
+	public class InstantiateCommand : ICommand {
 
-        [SerializeField]
+		[SerializeField]
 		GameObject m_Prefab;
 
 		public void Execute () {
-            UnityEngine.Object.Instantiate(m_Prefab,Vector3.zero,Quaternion.identity);
+			UnityEngine.Object.Instantiate(m_Prefab,Vector3.zero,Quaternion.identity);
 		}
 	}
 
-    // Menu override support
-    [AddTypeMenu("Example/Add Type Menu Command")]
-    [Serializable]
-    public class AddTypeMenuCommand : ICommand {
-        public void Execute () {
-            Debug.Log("Execute AddTypeMenuCommand");
+	// Menu override support
+	[AddTypeMenu("Example/Add Type Menu Command")]
+	[Serializable]
+	public class AddTypeMenuCommand : ICommand {
+		public void Execute () {
+			Debug.Log("Execute AddTypeMenuCommand");
 		}
 	}