diff --git a/src/Magpie/XamlIslands.targets b/src/Magpie/XamlIslands.targets
index c19321650..e44305246 100644
--- a/src/Magpie/XamlIslands.targets
+++ b/src/Magpie/XamlIslands.targets
@@ -98,7 +98,7 @@
                     var dllPathNode = winRTFactory.SelectSingleNode("./m:Path", nsmgr);
                     var dllPath = dllPathNode.InnerText;
                     var typesNames = winRTFactory.SelectNodes("./m:ActivatableClass", nsmgr).OfType<XmlNode>();
-                    var xmlHeader = String.Format(@"  <asmv3:file name='{0}'>", dllPath);
+                    var xmlHeader = String.Format(@"  <asmv3:file name='{0}' xmlns='urn:schemas-microsoft-com:winrt.v1'>", dllPath);
                     sb.Append(xmlHeader);
                     foreach (var typeNode in typesNames)
                     {
@@ -110,8 +110,7 @@
                         var xmlEntry = String.Format(@"
     <activatableClass
       name='{0}'
-      threadingModel='both'
-      xmlns='urn:schemas-microsoft-com:winrt.v1'/>", typeName);
+      threadingModel='both' />", typeName);
                     sb.Append(xmlEntry);
                 }
                 var xmlFooter = @"
diff --git a/src/Magpie/app.manifest b/src/Magpie/app.manifest
index d58b98456..36416dfef 100644
--- a/src/Magpie/app.manifest
+++ b/src/Magpie/app.manifest
@@ -6,9 +6,9 @@
     <activatableClass name="Magpie.App.App"
                       threadingModel="both" />
     <activatableClass name="Magpie.App.MainPage"
-                      threadingModel="both"  />
+                      threadingModel="both" />
     <activatableClass name="Magpie.App.LoggerHelper"
-                      threadingModel="both"  />
+                      threadingModel="both" />
   </asmv3:file>
   
   <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">