diff --git a/OpenRa.FileFormats/OpenRa.FileFormats.csproj b/OpenRa.FileFormats/OpenRa.FileFormats.csproj
index d3b973391c..dfaa075a4f 100644
--- a/OpenRa.FileFormats/OpenRa.FileFormats.csproj
+++ b/OpenRa.FileFormats/OpenRa.FileFormats.csproj
@@ -28,10 +28,6 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="MixDecrypt, Version=0.0.0.0, Culture=neutral, processorArchitecture=x86">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>..\debug\MixDecrypt.dll</HintPath>
-    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Data" />
     <Reference Include="System.Drawing" />
@@ -57,6 +53,10 @@
     <Compile Include="Tuple.cs" />
   </ItemGroup>
   <ItemGroup>
+    <ProjectReference Include="..\MixDecrypt\MixDecrypt.vcproj">
+      <Project>{6F5D4280-3D23-41FF-AE2A-511B5553E377}</Project>
+      <Name>MixDecrypt</Name>
+    </ProjectReference>
     <ProjectReference Include="..\OpenRa.Core\OpenRa.Core.csproj">
       <Project>{1B60782F-B2DD-43F1-B51D-B798485F317C}</Project>
       <Name>OpenRa.Core</Name>