diff --git a/host/ProtocolGateway.Host.Cloud.Service/packages.config b/host/ProtocolGateway.Host.Cloud.Service/packages.config
index c408657c..ca40e515 100644
--- a/host/ProtocolGateway.Host.Cloud.Service/packages.config
+++ b/host/ProtocolGateway.Host.Cloud.Service/packages.config
@@ -19,7 +19,7 @@
   <package id="Microsoft.Extensions.Logging" version="1.1.1" targetFramework="net451" />
   <package id="Microsoft.Extensions.Logging.Abstractions" version="1.1.1" targetFramework="net451" />
   <package id="Microsoft.NETCore.Platforms" version="1.1.0" targetFramework="net451" />
-  <package id="Microsoft.Owin" version="4.0.0" targetFramework="net451" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net451" />
   <package id="Microsoft.WindowsAzure.ConfigurationManager" version="3.1.0" targetFramework="net451" />
   <package id="Mono.Security" version="3.2.3.0" targetFramework="net451" />
   <package id="NETStandard.Library" version="1.6.1" targetFramework="net451" />