diff --git a/1.My First Orleans Application/GrainInterfaces/packages.config b/1.My First Orleans Application/GrainInterfaces/packages.config
index c71f051..3712dd0 100644
--- a/1.My First Orleans Application/GrainInterfaces/packages.config	
+++ b/1.My First Orleans Application/GrainInterfaces/packages.config	
@@ -27,7 +27,7 @@
   <package id="System.IO.FileSystem.Primitives" version="4.3.0" targetFramework="net461" />
   <package id="System.Linq" version="4.3.0" targetFramework="net461" />
   <package id="System.Linq.Expressions" version="4.3.0" targetFramework="net461" />
-  <package id="System.Net.Http" version="4.3.0" targetFramework="net461" />
+  <package id="System.Net.Http" version="4.3.4" targetFramework="net461" />
   <package id="System.Net.Primitives" version="4.3.0" targetFramework="net461" />
   <package id="System.Net.Sockets" version="4.3.0" targetFramework="net461" />
   <package id="System.ObjectModel" version="4.3.0" targetFramework="net461" />