diff --git a/Sample-WPF/packages.config b/Sample-WPF/packages.config
index 22327bc..e847e3f 100644
--- a/Sample-WPF/packages.config
+++ b/Sample-WPF/packages.config
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Microsoft.Bcl" version="1.1.10" targetFramework="net452" />
   <package id="Microsoft.Bcl.Build" version="1.0.21" targetFramework="net452" />
@@ -18,7 +18,7 @@
   <package id="System.IO.Compression" version="4.3.0" targetFramework="net452" />
   <package id="System.Linq" version="4.3.0" targetFramework="net452" />
   <package id="System.Linq.Expressions" version="4.3.0" targetFramework="net452" />
-  <package id="System.Net.Http" version="4.3.0" targetFramework="net452" />
+  <package id="System.Net.Http" version="4.3.4" targetFramework="net452" />
   <package id="System.Net.Primitives" version="4.3.0" targetFramework="net452" />
   <package id="System.ObjectModel" version="4.3.0" targetFramework="net452" />
   <package id="System.Reflection" version="4.3.0" targetFramework="net452" />