diff --git a/Src/PCLMock.UnitTests/PCLMock.UnitTests.csproj b/Src/PCLMock.UnitTests/PCLMock.UnitTests.csproj
index 54156e8..5586e90 100644
--- a/Src/PCLMock.UnitTests/PCLMock.UnitTests.csproj
+++ b/Src/PCLMock.UnitTests/PCLMock.UnitTests.csproj
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\packages\xunit.runner.visualstudio.2.2.0\build\net20\xunit.runner.visualstudio.props" Condition="Exists('..\packages\xunit.runner.visualstudio.2.2.0\build\net20\xunit.runner.visualstudio.props')" />
+  <Import Project="..\packages\xunit.runner.visualstudio.2.3.1\build\net20\xunit.runner.visualstudio.props" Condition="Exists('..\packages\xunit.runner.visualstudio.2.3.1\build\net20\xunit.runner.visualstudio.props')" />
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -388,7 +388,7 @@
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('..\packages\xunit.runner.visualstudio.2.2.0\build\net20\xunit.runner.visualstudio.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\xunit.runner.visualstudio.2.2.0\build\net20\xunit.runner.visualstudio.props'))" />
+    <Error Condition="!Exists('..\packages\xunit.runner.visualstudio.2.3.1\build\net20\xunit.runner.visualstudio.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\xunit.runner.visualstudio.2.3.1\build\net20\xunit.runner.visualstudio.props'))" />
   </Target>
   <!-- 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/PCLMock.UnitTests/packages.config b/Src/PCLMock.UnitTests/packages.config
index a1a449c..c7a566a 100644
--- a/Src/PCLMock.UnitTests/packages.config
+++ b/Src/PCLMock.UnitTests/packages.config
@@ -38,5 +38,5 @@
   <package id="xunit.extensibility.core" version="2.2.0" targetFramework="net452" />
   <package id="xunit.extensibility.execution" version="2.2.0" targetFramework="net452" />
   <package id="xunit.runner.console" version="2.2.0" targetFramework="net452" developmentDependency="true" />
-  <package id="xunit.runner.visualstudio" version="2.2.0" targetFramework="net452" developmentDependency="true" />
+  <package id="xunit.runner.visualstudio" version="2.3.1" targetFramework="net452" developmentDependency="true" />
 </packages>
\ No newline at end of file