diff --git a/sources/custom/Caps.cs b/sources/custom/Caps.cs
index 407c48bf83..22cdba27c9 100644
--- a/sources/custom/Caps.cs
+++ b/sources/custom/Caps.cs
@@ -1,9 +1,11 @@
-// Iterator.cs - Custom iterator wrapper for IEnumerable
+// Iterator.cs - Custom caps wrapper for IEnumerable
 //
-// Author:  Sebastian Dröge
-//			Stephan Sundermann <stephansundermann@gmail.com>
+// Authors:
+//     Sebastian Dröge <slomo@circular-chaos.org>
+//     Stephan Sundermann <stephansundermann@gmail.com>
 //
-// Copyright (c) 2004-2009 Novell, Inc.
+// Copyright (c) 2013 Stephan Sundermann
+// Copyright (c) 2009 Sebastian Dröge
 //
 // This program is free software; you can redistribute it and/or
 // modify it under the terms of version 2 of the Lesser GNU General 
diff --git a/sources/custom/Iterator.cs b/sources/custom/Iterator.cs
index 5ac128213d..b5ee3b220b 100644
--- a/sources/custom/Iterator.cs
+++ b/sources/custom/Iterator.cs
@@ -1,9 +1,11 @@
 // Iterator.cs - Custom iterator wrapper for IEnumerable
 //
-// Author:  Sebastian Dröge
-//			Stephan Sundermann <stephansundermann@gmail.com>
+// Authors:
+//     Sebastian Dröge <slomo@circular-chaos.org>
+//     Stephan Sundermann <stephansundermann@gmail.com>
 //
-// Copyright (c) 2004-2009 Novell, Inc.
+// Copyright (c) 2013 Stephan Sundermann
+// Copyright (c) 2009 Sebastian Dröge
 //
 // This program is free software; you can redistribute it and/or
 // modify it under the terms of version 2 of the Lesser GNU General 
diff --git a/sources/custom/TagList.cs b/sources/custom/TagList.cs
index 326b5e2e38..e3cc2ec1a1 100644
--- a/sources/custom/TagList.cs
+++ b/sources/custom/TagList.cs
@@ -70,7 +70,7 @@ namespace Gst
 
 		public void Add (Gst.TagMergeMode mode, string tag, object value)
 		{
-			if (!Tag.TagExists (tag))
+			if (!Tag.Exists (tag))
 				throw new ArgumentException (String.Format ("Invalid tag name '{0}'", tag));
 
 			GLib.Value v = new GLib.Value (value);