diff --git a/GBase/Factories/IGBaseColumnFactory.cs b/GBase/Factories/IGBaseColumnFactory.cs
index 7bd39ed..9d133e6 100644
--- a/GBase/Factories/IGBaseColumnFactory.cs
+++ b/GBase/Factories/IGBaseColumnFactory.cs
@@ -3,6 +3,7 @@
 // Copyright(c) 2020 SimonG. All Rights Reserved.
 
 
+using System;
 using GBase.Interfaces;
 
 namespace GBase.Factories
@@ -16,6 +17,6 @@ namespace GBase.Factories
         /// Creates an <see cref="IGBaseColumn"/>
         /// </summary>
         /// <returns>A newly created instance of the implementation for <see cref="IGBaseColumn"/></returns>
-        IGBaseColumn Create(string name);
+        IGBaseColumn Create(string name, Type type);
     }
 }
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