diff --git a/Doc/versions.txt b/Doc/versions.txt
index ef8d1d87..4ed5b174 100644
--- a/Doc/versions.txt
+++ b/Doc/versions.txt
@@ -12,12 +12,18 @@ Json.NET comes in different versions for the various .NET frameworks.
   .NET 2.0
 
 -Silverlight:
-  Silverlight 4.0
+  Silverlight 4 & 5
 
 -WindowsPhone:
-  Windows Phone 7
+  Windows Phone 7 & 7.1
+
+
+Notes:
+
+The Silverlight and Windows Phone builds are not strong-named.
+Use the assemblies in the Signed sub-directories for the strong-named versions.
 
 Microsoft stopped support for the Compact Framework in Visual Studio 2010.
 For a Compact Framework 3.5 build download Json.NET 3.5.
 
-For a Silverlight 3.0 build down download Json.NET 3.5.
\ No newline at end of file
+For a Silverlight 3.0 build download Json.NET 3.5.
\ No newline at end of file