diff --git a/SharpDX.PreSettings.targets b/SharpDX.PreSettings.targets
index 0cda8c23b..9370b0b36 100644
--- a/SharpDX.PreSettings.targets
+++ b/SharpDX.PreSettings.targets
@@ -89,6 +89,7 @@
   <PropertyGroup Condition=" '$(Configuration)' == 'DIRECTX11_2Debug' Or '$(Configuration)' == 'DIRECTX11_2Release'">
     <SharpDXAssemblyType>DirectX11_2</SharpDXAssemblyType>
     <SharpDXPlatform>net40</SharpDXPlatform>
+    <DirectX11_1>true</DirectX11_1>
     <DirectX11_2>true</DirectX11_2>
     <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
     <TargetFrameworkProfile>Client</TargetFrameworkProfile>
@@ -100,6 +101,7 @@
     <SharpDXPlatform>winrt</SharpDXPlatform>
     <SharpDXWin8>true</SharpDXWin8>
     <SharpDXWin8Core>true</SharpDXWin8Core>
+    <DirectX11_1>true</DirectX11_1>
     <DirectX11_2>true</DirectX11_2>
   </PropertyGroup>
 
diff --git a/Source/SharpDX.MediaFoundation/SharpDX.MediaFoundation.csproj b/Source/SharpDX.MediaFoundation/SharpDX.MediaFoundation.csproj
index 601588dde..c030891b7 100644
--- a/Source/SharpDX.MediaFoundation/SharpDX.MediaFoundation.csproj
+++ b/Source/SharpDX.MediaFoundation/SharpDX.MediaFoundation.csproj
@@ -39,18 +39,18 @@
     <Compile Include="MediaEngineEx.cs" />
     <Compile Include="MediaEngineNotify.cs" />
     <Compile Include="MediaEngineNotifyShadow.cs" />
-    <Compile Condition=" '$(DirectX11_1)' == 'false' and '$(DirectX11_2)' == 'false'" Include="Generated\DirectX\Enumerations.cs" />
-    <Compile Condition=" '$(DirectX11_1)' == 'false' and '$(DirectX11_2)' == 'false'" Include="Generated\DirectX\Functions.cs" />
-    <Compile Condition=" '$(DirectX11_1)' == 'false' and '$(DirectX11_2)' == 'false'" Include="Generated\DirectX\Interfaces.cs" />
-    <Compile Condition=" '$(DirectX11_1)' == 'false' and '$(DirectX11_2)' == 'false'" Include="Generated\DirectX\Structures.cs" />
+    <Compile Condition=" '$(DirectX11_1)' == 'false'" Include="Generated\DirectX\Enumerations.cs" />
+    <Compile Condition=" '$(DirectX11_1)' == 'false'" Include="Generated\DirectX\Functions.cs" />
+    <Compile Condition=" '$(DirectX11_1)' == 'false'" Include="Generated\DirectX\Interfaces.cs" />
+    <Compile Condition=" '$(DirectX11_1)' == 'false'" Include="Generated\DirectX\Structures.cs" />
     <Compile Include="Generated\Enumerations.cs" />
     <Compile Include="Generated\Functions.cs" />
     <Compile Include="Generated\Interfaces.cs" />
     <Compile Include="Generated\LocalInterop.cs" />
-    <Compile Condition=" '$(DirectX11_1)' == 'false' and '$(DirectX11_2)' == 'false'" Include="Generated\OPM\Enumerations.cs" />
-    <Compile Condition=" '$(DirectX11_1)' == 'false' and '$(DirectX11_2)' == 'false'" Include="Generated\OPM\Functions.cs" />
-    <Compile Condition=" '$(DirectX11_1)' == 'false' and '$(DirectX11_2)' == 'false'" Include="Generated\OPM\Interfaces.cs" />
-    <Compile Condition=" '$(DirectX11_1)' == 'false' and '$(DirectX11_2)' == 'false'" Include="Generated\OPM\Structures.cs" />
+    <Compile Condition=" '$(DirectX11_1)' == 'false'" Include="Generated\OPM\Enumerations.cs" />
+    <Compile Condition=" '$(DirectX11_1)' == 'false'" Include="Generated\OPM\Functions.cs" />
+    <Compile Condition=" '$(DirectX11_1)' == 'false'" Include="Generated\OPM\Interfaces.cs" />
+    <Compile Condition=" '$(DirectX11_1)' == 'false'" Include="Generated\OPM\Structures.cs" />
     <Compile Include="Generated\Structures.cs" />
     <Compile Include="MediaAttributeKey.cs" />
     <Compile Include="MediaAttributes.cs" />