diff --git a/README.md b/README.md
index 5c6b7c1..bc00f62 100644
--- a/README.md
+++ b/README.md
@@ -47,4 +47,4 @@ For more examples please see tests.
 
 * .NET 2.0 and higher (also IKVM version available)
 * Windows Phone 8
-* Silverlight 4
+* Silverlight 5
diff --git a/all.build b/all.build
index 03dd4ab..7599cf8 100644
--- a/all.build
+++ b/all.build
@@ -36,6 +36,8 @@
      <WP8Files Include="LICENSE"/>
      <SilverlightFiles Include="RunSharpSilverlight\bin\Release\RunSharp.*"/>
      <SilverlightFiles Include="LICENSE"/>
+     <PortableFiles Include="RunSharpPortable\bin\Release\RunSharp.*"/>
+     <PortableFiles Include="LICENSE"/>
    </ItemGroup>
       
 
@@ -53,8 +55,11 @@
     <Copy SourceFiles="@(WP8Files)" DestinationFolder="$(NugetDirectory)\windowsphone8"/>
     <Copy SourceFiles="@(WP8Files)" DestinationFolder="$(ZipDirectory)\windowsphone8"/>
 
-    <Copy SourceFiles="@(SilverlightFiles)" DestinationFolder="$(NugetDirectory)\sl4"/>
-    <Copy SourceFiles="@(SilverlightFiles)" DestinationFolder="$(ZipDirectory)\sl4"/>
+    <Copy SourceFiles="@(SilverlightFiles)" DestinationFolder="$(NugetDirectory)\sl5"/>
+    <Copy SourceFiles="@(SilverlightFiles)" DestinationFolder="$(ZipDirectory)\sl5"/>
+
+    <Copy SourceFiles="@(PortableFiles)" DestinationFolder="$(NugetDirectory)\portable-sl5+net40+wp81+windows8+android+ios"/>
+    <Copy SourceFiles="@(PortableFiles)" DestinationFolder="$(ZipDirectory)\portable-sl5+net40+wp81+windows8+android+ios"/>
 
 
     <Exec Command="packages\NuGet.CommandLine.2.0.40000\tools\NuGet.exe pack $(NugetDirectory)\..\runsharp.nuspec"/>