diff --git a/Src/TraderTools.TraderSimulator/TraderTools.TradingSimulator.csproj b/Src/TraderTools.TraderSimulator/TraderTools.TradingSimulator.csproj
index 945bece..81f7db3 100644
--- a/Src/TraderTools.TraderSimulator/TraderTools.TradingSimulator.csproj
+++ b/Src/TraderTools.TraderSimulator/TraderTools.TradingSimulator.csproj
@@ -206,7 +206,7 @@
       <Version>4.5.0</Version>
     </PackageReference>
     <PackageReference Include="System.Net.Http">
-      <Version>4.0.0</Version>
+      <Version>4.3.4</Version>
     </PackageReference>
     <PackageReference Include="System.Reactive">
       <Version>4.3.2</Version>