Index: src/Plugins/Wti/Wti.Data/WtiProject.cs
===================================================================
diff -u -r66f29b453b95e2ec13c764bf9383467181d0ee54 -r5fc71a385897af92ccb092f2f969b5709afab85a
--- src/Plugins/Wti/Wti.Data/WtiProject.cs	(.../WtiProject.cs)	(revision 66f29b453b95e2ec13c764bf9383467181d0ee54)
+++ src/Plugins/Wti/Wti.Data/WtiProject.cs	(.../WtiProject.cs)	(revision 5fc71a385897af92ccb092f2f969b5709afab85a)
@@ -1,13 +1,12 @@
 using System.Collections.Generic;
-
 using DelftTools.Shell.Core;
 using DelftTools.Utils;
 
 namespace Wti.Data
 {
     public class WtiProject : INameable, IObservable
     {
-        private IList<IObserver> observers = new List<IObserver>();
+        private readonly IList<IObserver> observers = new List<IObserver>();
 
         public WtiProject()
         {
@@ -37,6 +36,5 @@
         }
 
         #endregion
-
     }
 }
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