diff --git a/MapControl/WmsImageLayer.WPF.cs b/MapControl/WmsImageLayer.WPF.cs
deleted file mode 100644
index e47c489b..00000000
--- a/MapControl/WmsImageLayer.WPF.cs
+++ /dev/null
@@ -1,20 +0,0 @@
-// XAML Map Control - https://github.com/ClemensFischer/XAML-Map-Control
-// © 2017 Clemens Fischer
-// Licensed under the Microsoft Public License (Ms-PL)
-
-using System;
-using System.Threading.Tasks;
-using System.Xml;
-
-namespace MapControl
-{
-    public partial class WmsImageLayer
-    {
-        private static async Task<XmlDocument> LoadDocument(Uri requestUri)
-        {
-            var document = new XmlDocument();
-            await Task.Run(() => document.Load(requestUri.ToString()));
-            return document;
-        }
-    }
-}
diff --git a/MapControl/WmsImageLayer.WinRT.cs b/MapControl/WmsImageLayer.WinRT.cs
deleted file mode 100644
index 26ec9416..00000000
--- a/MapControl/WmsImageLayer.WinRT.cs
+++ /dev/null
@@ -1,18 +0,0 @@
-// XAML Map Control - https://github.com/ClemensFischer/XAML-Map-Control
-// © 2017 Clemens Fischer
-// Licensed under the Microsoft Public License (Ms-PL)
-
-using System;
-using System.Threading.Tasks;
-using Windows.Data.Xml.Dom;
-
-namespace MapControl
-{
-    public partial class WmsImageLayer
-    {
-        private static async Task<XmlDocument> LoadDocument(Uri requestUri)
-        {
-            return await XmlDocument.LoadFromUriAsync(requestUri);
-        }
-    }
-}