diff --git a/src/NativeWrappers/Windows/MKLWrapperTests/MKLWrapperTests.csproj b/src/NativeWrappers/Windows/MKLWrapperTests/MKLWrapperTests.csproj
index 579b99cc..381b8bca 100644
--- a/src/NativeWrappers/Windows/MKLWrapperTests/MKLWrapperTests.csproj
+++ b/src/NativeWrappers/Windows/MKLWrapperTests/MKLWrapperTests.csproj
@@ -525,6 +525,9 @@
     </BootstrapperPackage>
   </ItemGroup>
   <ItemGroup>
+    <None Include="..\..\..\..\data\Matlab\sparse-small.mat">
+      <Link>data\Matlab\sparse-small.mat</Link>
+    </None>
     <None Include="..\..\..\UnitTests\Properties\Settings.settings">
       <Link>Properties\Settings.settings</Link>
     </None>
@@ -550,6 +553,7 @@
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </Content>
   </ItemGroup>
+  <ItemGroup />
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
diff --git a/src/UnitTests/LinearAlgebraProviderTests/Complex/LinearAlgebraProviderTests.cs b/src/UnitTests/LinearAlgebraProviderTests/Complex/LinearAlgebraProviderTests.cs
index 4dcbecd7..f093bddf 100644
--- a/src/UnitTests/LinearAlgebraProviderTests/Complex/LinearAlgebraProviderTests.cs
+++ b/src/UnitTests/LinearAlgebraProviderTests/Complex/LinearAlgebraProviderTests.cs
@@ -224,7 +224,8 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Complex
         public void CanComputeMatrixL1NormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
-            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.OneNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
+            var work = new double[18];
+            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.OneNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values, work);
             AssertHelpers.AlmostEqual(12.1, norm, 6);
         }
 
@@ -235,7 +236,8 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Complex
         public void CanComputeMatrixFrobeniusNormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
-            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.FrobeniusNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
+            var work = new double[18];
+            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.FrobeniusNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values, work);
             AssertHelpers.AlmostEqual(10.777754868246, norm, 8);
         }
 
@@ -246,7 +248,8 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Complex
         public void CanComputeMatrixInfinityNormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
-            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.InfinityNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
+            var work = new double[18];
+            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.InfinityNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values, work);
             Assert.AreEqual(16.5, norm.Real);
         }
 
diff --git a/src/UnitTests/LinearAlgebraProviderTests/Complex32/LinearAlgebraProviderTests.cs b/src/UnitTests/LinearAlgebraProviderTests/Complex32/LinearAlgebraProviderTests.cs
index e0e29355..462e8116 100644
--- a/src/UnitTests/LinearAlgebraProviderTests/Complex32/LinearAlgebraProviderTests.cs
+++ b/src/UnitTests/LinearAlgebraProviderTests/Complex32/LinearAlgebraProviderTests.cs
@@ -225,7 +225,8 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Complex32
         public void CanComputeMatrixL1NormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
-            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.OneNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
+            var work = new float[18];
+            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.OneNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values, work);
             AssertHelpers.AlmostEqual(12.1f, norm, 6);
         }
 
@@ -236,7 +237,8 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Complex32
         public void CanComputeMatrixFrobeniusNormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
-            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.FrobeniusNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
+            var work = new float[18];
+            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.FrobeniusNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values, work);
             AssertHelpers.AlmostEqual(10.777754868246f, norm, 8);
         }
 
@@ -247,6 +249,7 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Complex32
         public void CanComputeMatrixInfinityNormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
+            var work = new float[18];
             var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.InfinityNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
             Assert.AreEqual(16.5, norm.Real);
         }
diff --git a/src/UnitTests/LinearAlgebraProviderTests/Double/LinearAlgebraProviderTests.cs b/src/UnitTests/LinearAlgebraProviderTests/Double/LinearAlgebraProviderTests.cs
index 8498c818..b56e63b4 100644
--- a/src/UnitTests/LinearAlgebraProviderTests/Double/LinearAlgebraProviderTests.cs
+++ b/src/UnitTests/LinearAlgebraProviderTests/Double/LinearAlgebraProviderTests.cs
@@ -224,7 +224,8 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Double
         public void CanComputeMatrixL1NormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
-            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.OneNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
+            var work = new double[18];
+            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.OneNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values, work);
             AssertHelpers.AlmostEqual(12.1, norm, 6);
         }
 
@@ -235,7 +236,8 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Double
         public void CanComputeMatrixFrobeniusNormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
-            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.FrobeniusNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
+            var work = new double[18];
+            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.FrobeniusNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values, work);
             AssertHelpers.AlmostEqual(10.777754868246, norm, 8);
         }
 
@@ -246,7 +248,8 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Double
         public void CanComputeMatrixInfinityNormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
-            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.InfinityNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
+            var work = new double[18];
+            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.InfinityNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values, work);
             Assert.AreEqual(16.5, norm);
         }
 
diff --git a/src/UnitTests/LinearAlgebraProviderTests/Single/LinearAlgebraProviderTests.cs b/src/UnitTests/LinearAlgebraProviderTests/Single/LinearAlgebraProviderTests.cs
index f3a2dc0f..a74f839e 100644
--- a/src/UnitTests/LinearAlgebraProviderTests/Single/LinearAlgebraProviderTests.cs
+++ b/src/UnitTests/LinearAlgebraProviderTests/Single/LinearAlgebraProviderTests.cs
@@ -224,7 +224,8 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Single
         public void CanComputeMatrixL1NormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
-            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.OneNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
+            var work = new float[18];
+            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.OneNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values, work);
             AssertHelpers.AlmostEqual(12.1, norm, 6);
         }
 
@@ -235,7 +236,8 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Single
         public void CanComputeMatrixFrobeniusNormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
-            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.FrobeniusNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
+            var work = new float[18];
+            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.FrobeniusNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values, work);
             AssertHelpers.AlmostEqual(10.777754868246, norm, 8);
         }
 
@@ -246,7 +248,8 @@ namespace MathNet.Numerics.UnitTests.LinearAlgebraProviderTests.Single
         public void CanComputeMatrixInfinityNormWithWorkArray()
         {
             var matrix = _matrices["Square3x3"];
-            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.InfinityNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values);
+            var work = new float[18];
+            var norm = Control.LinearAlgebraProvider.MatrixNorm(Norm.InfinityNorm, matrix.RowCount, matrix.ColumnCount, matrix.Values, work);
             Assert.AreEqual(16.5, norm);
         }