diff --git a/PhotoSharingApp/PhotoSharingApp.AppService.Shared/packages.config b/PhotoSharingApp/PhotoSharingApp.AppService.Shared/packages.config
index 3756060..b32ca60 100644
--- a/PhotoSharingApp/PhotoSharingApp.AppService.Shared/packages.config
+++ b/PhotoSharingApp/PhotoSharingApp.AppService.Shared/packages.config
@@ -16,7 +16,7 @@
   <package id="Microsoft.Data.OData" version="5.8.4" targetFramework="net45" />
   <package id="Microsoft.Data.Services.Client" version="5.6.0" targetFramework="net45" />
   <package id="Microsoft.Net.Http" version="2.2.29" targetFramework="net45" />
-  <package id="Microsoft.Owin" version="3.0.1" targetFramework="net45" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net45" />
   <package id="Microsoft.WindowsAzure.ConfigurationManager" version="1.8.0.0" targetFramework="net45" />
   <package id="Newtonsoft.Json" version="6.0.8" targetFramework="net45" />
   <package id="Owin" version="1.0" targetFramework="net45" />