diff --git a/src/Numerics/LinearAlgebra/Double/Factorization/ExtensionMethods.cs b/src/Numerics/LinearAlgebra/Double/Factorization/ExtensionMethods.cs
index d6fecc66..6461a553 100644
--- a/src/Numerics/LinearAlgebra/Double/Factorization/ExtensionMethods.cs
+++ b/src/Numerics/LinearAlgebra/Double/Factorization/ExtensionMethods.cs
@@ -43,7 +43,7 @@ namespace MathNet.Numerics.LinearAlgebra.Double.Factorization
         /// </summary>
         /// <param name="matrix">The matrix to factor.</param>
         /// <returns>The Cholesky decomposition object.</returns>
-        public static Cholesky Cholesky(this Matrix matrix)
+        public static Factorization.Cholesky Cholesky(this Matrix matrix)
         {
             return Factorization.Cholesky.Create(matrix);
         }
diff --git a/src/Silverlight/Silverlight.csproj b/src/Silverlight/Silverlight.csproj
index 1e59e3cf..1c4772bc 100644
--- a/src/Silverlight/Silverlight.csproj
+++ b/src/Silverlight/Silverlight.csproj
@@ -227,9 +227,15 @@
     <Compile Include="..\Numerics\LinearAlgebra\Double\Factorization\DenseCholesky.cs">
       <Link>LinearAlgebra\Double\Factorization\DenseCholesky.cs</Link>
     </Compile>
+    <Compile Include="..\Numerics\LinearAlgebra\Double\Factorization\DenseLU.cs">
+      <Link>LinearAlgebra\Double\Factorization\DenseLU.cs</Link>
+    </Compile>
     <Compile Include="..\Numerics\LinearAlgebra\Double\Factorization\ExtensionMethods.cs">
       <Link>LinearAlgebra\Double\Factorization\ExtensionMethods.cs</Link>
     </Compile>
+    <Compile Include="..\Numerics\LinearAlgebra\Double\Factorization\LU.cs">
+      <Link>LinearAlgebra\Double\Factorization\LU.cs</Link>
+    </Compile>
     <Compile Include="..\Numerics\LinearAlgebra\Double\Matrix.Arithmetic.cs">
       <Link>LinearAlgebra\Double\Matrix.Arithmetic.cs</Link>
     </Compile>