diff --git a/TddToolkit/NUnitExtensions/AnyAttribute.cs b/TddToolkit/NUnitExtensions/AnyAttribute.cs
new file mode 100644
index 0000000..b1e8a2d
--- /dev/null
+++ b/TddToolkit/NUnitExtensions/AnyAttribute.cs
@@ -0,0 +1,19 @@
+using NUnit.Framework;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+
+namespace TddEbook.TddToolkit.NUnitExtensions
+{
+  [AttributeUsage(AttributeTargets.Parameter, AllowMultiple = false, Inherited = false)]
+  public class AnyAttribute  : ParameterDataAttribute
+  {
+     public override IEnumerable GetData(ParameterInfo parameter)
+     {
+       return new[] { Any.Instance(parameter.ParameterType)};
+     }
+  }
+}
diff --git a/TddToolkit/TddToolkit.csproj b/TddToolkit/TddToolkit.csproj
index 1a5cd85..d7b0779 100644
--- a/TddToolkit/TddToolkit.csproj
+++ b/TddToolkit/TddToolkit.csproj
@@ -39,6 +39,9 @@
     <Reference Include="KellermanSoftware.Compare-NET-Objects">
       <HintPath>..\Lib\Compare-NET-Objects-SourceV1.7.2\KellermanSoftware.Compare-NET-Objects.dll</HintPath>
     </Reference>
+    <Reference Include="nunit.framework">
+      <HintPath>..\Lib\NUnit-2.6.2\bin\nunit.framework.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="Ploeh.AutoFixture">
       <HintPath>..\Lib\AutoFixture\Ploeh.AutoFixture.dll</HintPath>
@@ -52,6 +55,7 @@
     <Compile Include="ImplementationDetails\ArrayWithIndex.cs" />
     <Compile Include="ImplementationDetails\TypeResolution\LimitedFakeChain.cs" />
     <Compile Include="ImplementationDetails\LatestArraysWithPossibleValues.cs" />
+    <Compile Include="NUnitExtensions\AnyAttribute.cs" />
     <Compile Include="XAssert.ObjectGraph.cs" />
     <Compile Include="Helpers\FluentAssertions\FluentAssertionExtensions.cs" />
     <Compile Include="XAssert.Simple.cs" />
diff --git a/TddToolkit/obj/Debug/DesignTimeResolveAssemblyReferencesInput.cache b/TddToolkit/obj/Debug/DesignTimeResolveAssemblyReferencesInput.cache
index 35c3748..d55b51a 100644
Binary files a/TddToolkit/obj/Debug/DesignTimeResolveAssemblyReferencesInput.cache and b/TddToolkit/obj/Debug/DesignTimeResolveAssemblyReferencesInput.cache differ
diff --git a/TddToolkitSpecification/AnySpecification.cs b/TddToolkitSpecification/AnySpecification.cs
index 3fb1720..d21bd12 100644
--- a/TddToolkitSpecification/AnySpecification.cs
+++ b/TddToolkitSpecification/AnySpecification.cs
@@ -5,6 +5,7 @@
 using System.Text.RegularExpressions;
 using NUnit.Framework;
 using TddEbook.TddToolkit;
+using TddEbook.TddToolkit.NUnitExtensions;
 
 namespace TddToolkitSpecification
 {