diff --git a/MonoStockPortfolio.Core/MonoStockPortfolio.Core.csproj b/MonoStockPortfolio.Core/MonoStockPortfolio.Core.csproj
index 0833bdf..e5ad56c 100644
--- a/MonoStockPortfolio.Core/MonoStockPortfolio.Core.csproj
+++ b/MonoStockPortfolio.Core/MonoStockPortfolio.Core.csproj
@@ -49,10 +49,6 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Services\IPortfolioService.cs" />
     <Compile Include="Services\PortfolioService.cs" />
-    <Compile Include="StockData\CsvParser.cs" />
-    <Compile Include="StockData\GoogleStockDataProvider.cs">
-      <SubType>Code</SubType>
-    </Compile>
     <Compile Include="StockData\IStockDataProvider.cs" />
     <Compile Include="StockData\YahooFinanceStockData.cs">
       <SubType>Code</SubType>
diff --git a/MonoStockPortfolio.Tests/MonoStockPortfolio.Tests.csproj b/MonoStockPortfolio.Tests/MonoStockPortfolio.Tests.csproj
index 077b63e..fbf60fd 100644
--- a/MonoStockPortfolio.Tests/MonoStockPortfolio.Tests.csproj
+++ b/MonoStockPortfolio.Tests/MonoStockPortfolio.Tests.csproj
@@ -54,8 +54,6 @@
     </Reference>
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="CsvParserTests.cs" />
-    <Compile Include="GoogleStockQuoteTests.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="YahooStockDataProviderTests.cs" />
   </ItemGroup>
diff --git a/MonoStockPortfolio.sln b/MonoStockPortfolio.sln
index e42f5d4..8ce83df 100644
--- a/MonoStockPortfolio.sln
+++ b/MonoStockPortfolio.sln
@@ -38,7 +38,6 @@ Global
 		{C2797FAB-AFAB-49F6-9131-FC9BF03CAB9D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{C2797FAB-AFAB-49F6-9131-FC9BF03CAB9D}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{C2797FAB-AFAB-49F6-9131-FC9BF03CAB9D}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{C2797FAB-AFAB-49F6-9131-FC9BF03CAB9D}.Release|Any CPU.Build.0 = Release|Any CPU
 		{1AAA2739-D853-41B0-866B-B55B373616E1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{1AAA2739-D853-41B0-866B-B55B373616E1}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{1AAA2739-D853-41B0-866B-B55B373616E1}.Release|Any CPU.ActiveCfg = Release|Any CPU
diff --git a/libs/FileHelpers.dll b/libs/FileHelpers.dll
deleted file mode 100644
index 7205a4a..0000000
Binary files a/libs/FileHelpers.dll and /dev/null differ