diff --git a/OpenRA.Game/OpenRA.Game.csproj b/OpenRA.Game/OpenRA.Game.csproj
index 931bc0a36a..c56f82c42f 100644
--- a/OpenRA.Game/OpenRA.Game.csproj
+++ b/OpenRA.Game/OpenRA.Game.csproj
@@ -45,9 +45,7 @@
   <ItemGroup>
     <Reference Include="System" />
     <Reference Include="System.Core" />
-    <Reference Include="System.Data" />
     <Reference Include="System.Drawing" />
-    <Reference Include="System.Xml" />
     <Reference Include="SharpFont">
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\thirdparty\SharpFont.dll</HintPath>
diff --git a/OpenRA.Mods.Cnc/OpenRA.Mods.Cnc.csproj b/OpenRA.Mods.Cnc/OpenRA.Mods.Cnc.csproj
index 90843743b3..3991badec4 100644
--- a/OpenRA.Mods.Cnc/OpenRA.Mods.Cnc.csproj
+++ b/OpenRA.Mods.Cnc/OpenRA.Mods.Cnc.csproj
@@ -52,14 +52,6 @@
     <Reference Include="System.Core">
       <RequiredTargetFramework>4.0</RequiredTargetFramework>
     </Reference>
-    <Reference Include="System.Xml.Linq">
-      <RequiredTargetFramework>4.0</RequiredTargetFramework>
-    </Reference>
-    <Reference Include="System.Data.DataSetExtensions">
-      <RequiredTargetFramework>4.0</RequiredTargetFramework>
-    </Reference>
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
     <Reference Include="System.Drawing" />
     <Reference Include="Eluant">
       <HintPath>..\thirdparty\Eluant.dll</HintPath>
@@ -93,11 +85,6 @@
       <Name>OpenRA.Mods.Common</Name>
       <Private>False</Private>
     </ProjectReference>
-    <ProjectReference Include="..\OpenRA.Mods.RA\OpenRA.Mods.RA.csproj">
-      <Project>{4A8A43B5-A9EF-4ED0-99DD-4BAB10A0DB6E}</Project>
-      <Name>OpenRA.Mods.RA</Name>
-      <Private>False</Private>
-    </ProjectReference>
   </ItemGroup>
   <ItemGroup>
     <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
diff --git a/OpenRA.Mods.Common/OpenRA.Mods.Common.csproj b/OpenRA.Mods.Common/OpenRA.Mods.Common.csproj
index 925629b8ac..e766ffb252 100644
--- a/OpenRA.Mods.Common/OpenRA.Mods.Common.csproj
+++ b/OpenRA.Mods.Common/OpenRA.Mods.Common.csproj
@@ -38,7 +38,6 @@
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Drawing" />
-    <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="System.Data" />
     <Reference Include="System.Xml" />
@@ -46,12 +45,6 @@
       <HintPath>..\thirdparty\Eluant.dll</HintPath>
       <Private>False</Private>
     </Reference>
-    <Reference Include="StyleCop.CSharp.Rules">
-      <HintPath>..\thirdparty\StyleCop.CSharp.Rules.dll</HintPath>
-    </Reference>
-    <Reference Include="StyleCop.CSharp">
-      <HintPath>..\thirdparty\StyleCop.CSharp.dll</HintPath>
-    </Reference>
     <Reference Include="StyleCop">
       <HintPath>..\thirdparty\StyleCop.dll</HintPath>
     </Reference>
diff --git a/OpenRA.Mods.D2k/OpenRA.Mods.D2k.csproj b/OpenRA.Mods.D2k/OpenRA.Mods.D2k.csproj
index 28bf2f6044..0c6b2320bc 100644
--- a/OpenRA.Mods.D2k/OpenRA.Mods.D2k.csproj
+++ b/OpenRA.Mods.D2k/OpenRA.Mods.D2k.csproj
@@ -53,14 +53,6 @@
     <Reference Include="System.Core">
       <RequiredTargetFramework>4.0</RequiredTargetFramework>
     </Reference>
-    <Reference Include="System.Xml.Linq">
-      <RequiredTargetFramework>4.0</RequiredTargetFramework>
-    </Reference>
-    <Reference Include="System.Data.DataSetExtensions">
-      <RequiredTargetFramework>4.0</RequiredTargetFramework>
-    </Reference>
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
     <Reference Include="System.Drawing" />
     <Reference Include="Eluant">
       <HintPath>..\thirdparty\Eluant.dll</HintPath>
@@ -115,11 +107,6 @@ cd "$(SolutionDir)"</PostBuildEvent>
       <Name>OpenRA.Mods.Common</Name>
       <Private>False</Private>
     </ProjectReference>
-    <ProjectReference Include="..\OpenRA.Mods.RA\OpenRA.Mods.RA.csproj">
-      <Project>{4A8A43B5-A9EF-4ED0-99DD-4BAB10A0DB6E}</Project>
-      <Name>OpenRA.Mods.RA</Name>
-      <Private>False</Private>
-    </ProjectReference>
   </ItemGroup>
   <ItemGroup>
     <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
diff --git a/OpenRA.Mods.RA/OpenRA.Mods.RA.csproj b/OpenRA.Mods.RA/OpenRA.Mods.RA.csproj
index 9e1e6d43b0..1f0fb62024 100644
--- a/OpenRA.Mods.RA/OpenRA.Mods.RA.csproj
+++ b/OpenRA.Mods.RA/OpenRA.Mods.RA.csproj
@@ -51,14 +51,6 @@
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Drawing" />
-    <Reference Include="System.Xml.Linq" />
-    <Reference Include="System.Data.DataSetExtensions" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-    <Reference Include="ICSharpCode.SharpZipLib">
-      <HintPath>..\thirdparty\ICSharpCode.SharpZipLib.dll</HintPath>
-      <Private>False</Private>
-    </Reference>
     <Reference Include="Eluant">
       <HintPath>..\thirdparty\Eluant.dll</HintPath>
       <Private>False</Private>
diff --git a/OpenRA.Mods.TS/OpenRA.Mods.TS.csproj b/OpenRA.Mods.TS/OpenRA.Mods.TS.csproj
index e8b57949c6..8526ed1256 100644
--- a/OpenRA.Mods.TS/OpenRA.Mods.TS.csproj
+++ b/OpenRA.Mods.TS/OpenRA.Mods.TS.csproj
@@ -28,7 +28,6 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
-    <Reference Include="System.Data" />
     <Reference Include="System.Core" />
     <Reference Include="System.Drawing" />
     <Reference Include="Eluant">
@@ -48,11 +47,6 @@
       <Name>OpenRA.Mods.Common</Name>
       <Private>False</Private>
     </ProjectReference>
-    <ProjectReference Include="..\OpenRA.Mods.RA\OpenRA.Mods.RA.csproj">
-      <Project>{4A8A43B5-A9EF-4ED0-99DD-4BAB10A0DB6E}</Project>
-      <Name>OpenRA.Mods.RA</Name>
-      <Private>False</Private>
-    </ProjectReference>
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Activities\VoxelHarvesterDockSequence.cs" />
diff --git a/OpenRA.Test/OpenRA.Test.csproj b/OpenRA.Test/OpenRA.Test.csproj
index 633b8926ec..9834982f85 100644
--- a/OpenRA.Test/OpenRA.Test.csproj
+++ b/OpenRA.Test/OpenRA.Test.csproj
@@ -32,12 +32,7 @@
       <HintPath>..\thirdparty\nunit.framework.dll</HintPath>
       <Private>False</Private>
     </Reference>
-    <Reference Include="OpenRA.Mods.Common">
-      <HintPath>..\OpenRA.Mods.Common\bin\Debug\OpenRA.Mods.Common.dll</HintPath>
-      <Private>False</Private>
-    </Reference>
     <Reference Include="System" />
-    <Reference Include="System.Drawing" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="OpenRA.Game\MiniYamlTest.cs" />
diff --git a/OpenRA.Utility/OpenRA.Utility.csproj b/OpenRA.Utility/OpenRA.Utility.csproj
index 2309cd8b87..54fbc7b0fc 100644
--- a/OpenRA.Utility/OpenRA.Utility.csproj
+++ b/OpenRA.Utility/OpenRA.Utility.csproj
@@ -48,23 +48,6 @@
       <RequiredTargetFramework>4.0</RequiredTargetFramework>
     </Reference>
     <Reference Include="System.Drawing" />
-    <Reference Include="System.Xml.Linq">
-      <RequiredTargetFramework>4.0</RequiredTargetFramework>
-    </Reference>
-    <Reference Include="System.Data.DataSetExtensions">
-      <RequiredTargetFramework>4.0</RequiredTargetFramework>
-    </Reference>
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-    <Reference Include="ICSharpCode.SharpZipLib, Version=0.86.0.518, Culture=neutral, PublicKeyToken=1b03e6acf1164f73">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>..\thirdparty\ICSharpCode.SharpZipLib.dll</HintPath>
-      <Private>False</Private>
-    </Reference>
-    <Reference Include="Eluant">
-      <HintPath>..\thirdparty\Eluant.dll</HintPath>
-      <Private>False</Private>
-    </Reference>
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Program.cs" />