diff --git a/src/Umbraco.ModelsBuilder/Umbraco.ModelsBuilder.csproj b/src/Umbraco.ModelsBuilder/Umbraco.ModelsBuilder.csproj
index e8fca43e04..20b0f7fcf3 100644
--- a/src/Umbraco.ModelsBuilder/Umbraco.ModelsBuilder.csproj
+++ b/src/Umbraco.ModelsBuilder/Umbraco.ModelsBuilder.csproj
@@ -12,6 +12,7 @@
     <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <Deterministic>true</Deterministic>
+    <LangVersion>latast</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>