diff --git a/ViewModels/GainLossViewModel.cs b/ViewModels/GainLossViewModel.cs
index 2fec680..4f0393c 100644
--- a/ViewModels/GainLossViewModel.cs
+++ b/ViewModels/GainLossViewModel.cs
@@ -24,6 +24,7 @@ using MarketData.Generator.GainLoss;
 using MarketData.MarketDataModel.GainLoss;
 using MarketData.Cache;
 using MarketData.Helper;
+using MarketData.Generator.MovingAverage;
 
 namespace TradeBlotter.ViewModels
 {
diff --git a/ViewModels/MovingAverageViewModel.cs b/ViewModels/MovingAverageViewModel.cs
index 14a2be6..3a9aa67 100644
--- a/ViewModels/MovingAverageViewModel.cs
+++ b/ViewModels/MovingAverageViewModel.cs
@@ -18,6 +18,7 @@ using TradeBlotter.Model;
 using TradeBlotter.Command;
 using Microsoft.Research.DynamicDataDisplay.DataSources;
 using TradeBlotter.Cache;
+using MarketData.Generator.MovingAverage;
 
 namespace TradeBlotter.ViewModels
 {