diff --git a/Labs/Live Unit Testing, Refactoring, and Code Style/src/MvcMovie/packages.config b/Labs/Live Unit Testing, Refactoring, and Code Style/src/MvcMovie/packages.config
old mode 100755
new mode 100644
index 992d6a1..34db3d4
--- a/Labs/Live Unit Testing, Refactoring, and Code Style/src/MvcMovie/packages.config	
+++ b/Labs/Live Unit Testing, Refactoring, and Code Style/src/MvcMovie/packages.config	
@@ -13,7 +13,7 @@
   <package id="Microsoft.AspNet.Web.Optimization" version="1.1.1" targetFramework="net45" />
   <package id="Microsoft.AspNet.WebPages" version="3.0.0" targetFramework="net45" />
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.0.0" targetFramework="net45" />
-  <package id="Microsoft.Owin" version="2.0.0" targetFramework="net45" />
+  <package id="Microsoft.Owin" version="4.1.1" targetFramework="net45" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="2.0.0" targetFramework="net45" />
   <package id="Microsoft.Owin.Security" version="2.0.0" targetFramework="net45" />
   <package id="Microsoft.Owin.Security.Cookies" version="2.0.0" targetFramework="net45" />