diff --git a/Source/Bind/Structures/Enum.cs b/Source/Bind/Structures/Enum.cs
index 8e553d2f..12cc98f9 100644
--- a/Source/Bind/Structures/Enum.cs
+++ b/Source/Bind/Structures/Enum.cs
@@ -39,7 +39,7 @@ namespace Bind.Structures
 			set { _type = value; }
 		}
 
-        Dictionary<string, Constant> _constant_collection = new Dictionary<string, Constant>();
+        SortedDictionary<string, Constant> _constant_collection = new SortedDictionary<string, Constant>();
 
         public IDictionary<string, Constant> ConstantCollection
         {