diff --git a/Implab.Diagnostics.Interactive/Implab.Diagnostics.Interactive.csproj b/Implab.Diagnostics.Interactive/Implab.Diagnostics.Interactive.csproj
--- a/Implab.Diagnostics.Interactive/Implab.Diagnostics.Interactive.csproj
+++ b/Implab.Diagnostics.Interactive/Implab.Diagnostics.Interactive.csproj
@@ -54,7 +54,7 @@
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\Implab\Implab.csproj">
-      <Project>{f550f1f8-8746-4ad0-9614-855f4c4b7f05}</Project>
+      <Project>{F550F1F8-8746-4AD0-9614-855F4C4B7F05}</Project>
       <Name>Implab</Name>
     </ProjectReference>
   </ItemGroup>
diff --git a/Implab/Implab.csproj b/Implab/Implab.csproj
--- a/Implab/Implab.csproj
+++ b/Implab/Implab.csproj
@@ -3,8 +3,6 @@
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProductVersion>10.0.0</ProductVersion>
-    <SchemaVersion>2.0</SchemaVersion>
     <ProjectGuid>{F550F1F8-8746-4AD0-9614-855F4C4B7F05}</ProjectGuid>
     <OutputType>Library</OutputType>
     <RootNamespace>Implab</RootNamespace>
@@ -31,7 +29,7 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
-    <Reference Include="System.XML" />
+    <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Component.cs" />