diff --git a/WebDavSharp_MVC/WebDAVSharp.Server/WebDAVSharp.Server.csproj b/WebDavSharp_MVC/WebDAVSharp.Server/WebDAVSharp.Server.csproj
index 51f831f..cf86734 100644
--- a/WebDavSharp_MVC/WebDAVSharp.Server/WebDAVSharp.Server.csproj
+++ b/WebDavSharp_MVC/WebDAVSharp.Server/WebDAVSharp.Server.csproj
@@ -28,6 +28,7 @@
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
     <DocumentationFile>bin\Debug\WebDAVSharp.Server.XML</DocumentationFile>
     <Prefer32Bit>false</Prefer32Bit>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -39,6 +40,7 @@
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
     <DocumentationFile>bin\Release\WebDAVSharp.Server.XML</DocumentationFile>
     <Prefer32Bit>false</Prefer32Bit>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'ReleaseBinaries|AnyCPU'">
     <OutputPath>bin\ReleaseBinaries\</OutputPath>
@@ -53,6 +55,7 @@
     <CodeAnalysisIgnoreBuiltInRules>false</CodeAnalysisIgnoreBuiltInRules>
     <CodeAnalysisFailOnMissingRules>false</CodeAnalysisFailOnMissingRules>
     <Prefer32Bit>false</Prefer32Bit>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
   <PropertyGroup>
     <SignAssembly>false</SignAssembly>