diff --git a/WebDavSharp_MVC/WebDAVSharp.Server/WebDAVSharp.Server.csproj b/WebDavSharp_MVC/WebDAVSharp.Server/WebDAVSharp.Server.csproj
index b9b0f7a..a22e10f 100644
--- a/WebDavSharp_MVC/WebDAVSharp.Server/WebDAVSharp.Server.csproj
+++ b/WebDavSharp_MVC/WebDAVSharp.Server/WebDAVSharp.Server.csproj
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\..\..\Common\packages\Microsoft.Net.Compilers.2.4.0\build\Microsoft.Net.Compilers.props" Condition="Exists('..\..\..\Common\packages\Microsoft.Net.Compilers.2.4.0\build\Microsoft.Net.Compilers.props')" />
+  <Import Project="..\..\..\Common\packages\Microsoft.Net.Compilers.3.3.1\build\Microsoft.Net.Compilers.props" Condition="Exists('..\..\..\Common\packages\Microsoft.Net.Compilers.3.3.1\build\Microsoft.Net.Compilers.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
@@ -149,7 +149,7 @@
     <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('..\..\..\Common\packages\Microsoft.Net.Compilers.2.4.0\build\Microsoft.Net.Compilers.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\Common\packages\Microsoft.Net.Compilers.2.4.0\build\Microsoft.Net.Compilers.props'))" />
+    <Error Condition="!Exists('..\..\..\Common\packages\Microsoft.Net.Compilers.3.3.1\build\Microsoft.Net.Compilers.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\Common\packages\Microsoft.Net.Compilers.3.3.1\build\Microsoft.Net.Compilers.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/WebDavSharp_MVC/WebDAVSharp.Server/packages.config b/WebDavSharp_MVC/WebDAVSharp.Server/packages.config
index f4a68e8..b315322 100644
--- a/WebDavSharp_MVC/WebDAVSharp.Server/packages.config
+++ b/WebDavSharp_MVC/WebDAVSharp.Server/packages.config
@@ -2,6 +2,6 @@
 <packages>
   <package id="Common.Logging" version="3.4.1" targetFramework="net45" />
   <package id="Common.Logging.Core" version="3.4.1" targetFramework="net45" />
-  <package id="Microsoft.CSharp" version="4.0.1" targetFramework="net45" />
-  <package id="Microsoft.Net.Compilers" version="2.4.0" targetFramework="net45" developmentDependency="true" />
+  <package id="Microsoft.CSharp" version="4.6.0" targetFramework="net45" />
+  <package id="Microsoft.Net.Compilers" version="3.3.1" targetFramework="net45" developmentDependency="true" />
 </packages>
\ No newline at end of file