diff --git a/source/CosmosBoot/CosmosBoot.csproj b/source/CosmosBoot/CosmosBoot.csproj
index 3c1ae5f71..8032d024e 100644
--- a/source/CosmosBoot/CosmosBoot.csproj
+++ b/source/CosmosBoot/CosmosBoot.csproj
@@ -25,6 +25,7 @@
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <PlatformTarget>x86</PlatformTarget>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>