diff --git a/Libraries/UniversalEditor.MSBuild.Tasks/UniversalEditor.MSBuild.Tasks.csproj b/Libraries/UniversalEditor.MSBuild.Tasks/UniversalEditor.MSBuild.Tasks.csproj
index 0d0f7ac1..e61f43de 100644
--- a/Libraries/UniversalEditor.MSBuild.Tasks/UniversalEditor.MSBuild.Tasks.csproj
+++ b/Libraries/UniversalEditor.MSBuild.Tasks/UniversalEditor.MSBuild.Tasks.csproj
@@ -28,11 +28,11 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
-    <Reference Include="Microsoft.Build, Version=12.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
-    <Reference Include="Microsoft.Build.Engine, Version=12.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
-    <Reference Include="Microsoft.Build.Framework, Version=12.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
-    <Reference Include="Microsoft.Build.Tasks.v12.0, Version=12.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
-    <Reference Include="Microsoft.Build.Utilities.v12.0, Version=12.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
+    <Reference Include="Microsoft.Build, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
+    <Reference Include="Microsoft.Build.Engine, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
+    <Reference Include="Microsoft.Build.Framework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
+    <Reference Include="Microsoft.Build.Tasks.v4.0, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
+    <Reference Include="Microsoft.Build.Utilities.v4.0, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="UEcc.cs" />