diff --git a/DataflowSignalrAngularDemo/DataflowSignalrAngularDemo/packages.config b/DataflowSignalrAngularDemo/DataflowSignalrAngularDemo/packages.config
index 034e16b..8cc236d 100644
--- a/DataflowSignalrAngularDemo/DataflowSignalrAngularDemo/packages.config
+++ b/DataflowSignalrAngularDemo/DataflowSignalrAngularDemo/packages.config
@@ -31,7 +31,7 @@
   <package id="Owin" version="1.0" targetFramework="net45" />
   <package id="Respond" version="1.4.2" targetFramework="net461" />
   <package id="System.Diagnostics.DiagnosticSource" version="4.3.0" targetFramework="net461" />
-  <package id="System.Net.Http" version="4.3.1" targetFramework="net461" />
+  <package id="System.Net.Http" version="4.3.4" targetFramework="net461" />
   <package id="System.Net.Http.Formatting.Extension" version="5.2.3.0" targetFramework="net461" />
   <package id="System.Security.Cryptography.Algorithms" version="4.3.0" targetFramework="net461" />
   <package id="System.Security.Cryptography.Encoding" version="4.3.0" targetFramework="net461" />