diff --git a/WebCms.Tests/app.config b/WebCms.Tests/app.config
index b21df60..2d3e7f8 100644
--- a/WebCms.Tests/app.config
+++ b/WebCms.Tests/app.config
@@ -12,19 +12,19 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Owin" publicKeyToken="31bf3856ad364e35" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.1.0" newVersion="4.0.1.0" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Owin.Security.OAuth" publicKeyToken="31bf3856ad364e35" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.1.0" newVersion="4.0.1.0" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Owin.Security" publicKeyToken="31bf3856ad364e35" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.1.0" newVersion="4.0.1.0" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Owin.Security.Cookies" publicKeyToken="31bf3856ad364e35" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.1.0" newVersion="4.0.1.0" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Web.WebPages" publicKeyToken="31bf3856ad364e35" culture="neutral" />
@@ -82,6 +82,10 @@
         <assemblyIdentity name="HtmlAgilityPack" publicKeyToken="bd319b19eaf3b43a" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-1.11.17.0" newVersion="1.11.17.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="Microsoft.Owin.Host.SystemWeb" publicKeyToken="31bf3856ad364e35" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
 </configuration>
\ No newline at end of file
diff --git a/WebCms/Web.config b/WebCms/Web.config
index baa0665..e81c9bb 100644
--- a/WebCms/Web.config
+++ b/WebCms/Web.config
@@ -428,19 +428,19 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Owin" publicKeyToken="31bf3856ad364e35" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.1.0" newVersion="4.0.1.0" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Owin.Security.OAuth" publicKeyToken="31bf3856ad364e35" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.1.0" newVersion="4.0.1.0" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Owin.Security" publicKeyToken="31bf3856ad364e35" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.1.0" newVersion="4.0.1.0" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Owin.Security.Cookies" publicKeyToken="31bf3856ad364e35" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.1.0" newVersion="4.0.1.0" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Net.Http.Formatting" publicKeyToken="31bf3856ad364e35" culture="neutral" />
@@ -466,6 +466,10 @@
         <assemblyIdentity name="System.Web.Http.WebHost" publicKeyToken="31bf3856ad364e35" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-5.2.7.0" newVersion="5.2.7.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="Microsoft.Owin.Host.SystemWeb" publicKeyToken="31bf3856ad364e35" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
   <location path="umbraco">
diff --git a/WebCms/WebCms.csproj b/WebCms/WebCms.csproj
index d929cb9..8a916a4 100644
--- a/WebCms/WebCms.csproj
+++ b/WebCms/WebCms.csproj
@@ -129,10 +129,10 @@
       <HintPath>..\packages\UmbracoCms.Core.7.15.3\lib\net452\Microsoft.ApplicationBlocks.Data.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.AspNet.Identity.Core, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.AspNet.Identity.Core.2.2.2\lib\net45\Microsoft.AspNet.Identity.Core.dll</HintPath>
+      <HintPath>..\packages\Microsoft.AspNet.Identity.Core.2.2.3\lib\net45\Microsoft.AspNet.Identity.Core.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.AspNet.Identity.Owin, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.AspNet.Identity.Owin.2.2.2\lib\net45\Microsoft.AspNet.Identity.Owin.dll</HintPath>
+      <HintPath>..\packages\Microsoft.AspNet.Identity.Owin.2.2.3\lib\net45\Microsoft.AspNet.Identity.Owin.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.AspNet.SignalR.Core, Version=2.4.1.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <HintPath>..\packages\Microsoft.AspNet.SignalR.Core.2.4.1\lib\net45\Microsoft.AspNet.SignalR.Core.dll</HintPath>
@@ -152,20 +152,20 @@
     <Reference Include="Microsoft.IO.RecyclableMemoryStream, Version=1.2.2.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <HintPath>..\packages\Microsoft.IO.RecyclableMemoryStream.1.2.2\lib\net45\Microsoft.IO.RecyclableMemoryStream.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Owin, Version=4.0.1.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Owin.4.0.1\lib\net45\Microsoft.Owin.dll</HintPath>
+    <Reference Include="Microsoft.Owin, Version=4.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Owin.4.1.0\lib\net45\Microsoft.Owin.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Owin.Host.SystemWeb, Version=4.0.1.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Owin.Host.SystemWeb.4.0.1\lib\net45\Microsoft.Owin.Host.SystemWeb.dll</HintPath>
+    <Reference Include="Microsoft.Owin.Host.SystemWeb, Version=4.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Owin.Host.SystemWeb.4.1.0\lib\net45\Microsoft.Owin.Host.SystemWeb.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Owin.Security, Version=4.0.1.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Owin.Security.4.0.1\lib\net45\Microsoft.Owin.Security.dll</HintPath>
+    <Reference Include="Microsoft.Owin.Security, Version=4.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Owin.Security.4.1.0\lib\net45\Microsoft.Owin.Security.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Owin.Security.Cookies, Version=4.0.1.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Owin.Security.Cookies.4.0.1\lib\net45\Microsoft.Owin.Security.Cookies.dll</HintPath>
+    <Reference Include="Microsoft.Owin.Security.Cookies, Version=4.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Owin.Security.Cookies.4.1.0\lib\net45\Microsoft.Owin.Security.Cookies.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Owin.Security.OAuth, Version=4.0.1.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Owin.Security.OAuth.4.0.1\lib\net45\Microsoft.Owin.Security.OAuth.dll</HintPath>
+    <Reference Include="Microsoft.Owin.Security.OAuth, Version=4.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Owin.Security.OAuth.4.1.0\lib\net45\Microsoft.Owin.Security.OAuth.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.Threading.Tasks, Version=1.0.12.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\Microsoft.Bcl.Async.1.0.168\lib\net40\Microsoft.Threading.Tasks.dll</HintPath>
diff --git a/WebCms/packages.config b/WebCms/packages.config
index aaa3b0f..fe71925 100644
--- a/WebCms/packages.config
+++ b/WebCms/packages.config
@@ -25,8 +25,8 @@
   <package id="Log4Net.Async" version="2.0.4" targetFramework="net452" />
   <package id="Lucene.Net" version="2.9.4.1" targetFramework="net452" />
   <package id="Markdown" version="1.14.7" targetFramework="net452" />
-  <package id="Microsoft.AspNet.Identity.Core" version="2.2.2" targetFramework="net452" />
-  <package id="Microsoft.AspNet.Identity.Owin" version="2.2.2" targetFramework="net452" />
+  <package id="Microsoft.AspNet.Identity.Core" version="2.2.3" targetFramework="net452" />
+  <package id="Microsoft.AspNet.Identity.Owin" version="2.2.3" targetFramework="net452" />
   <package id="Microsoft.AspNet.Mvc" version="5.2.7" targetFramework="net452" />
   <package id="Microsoft.AspNet.Razor" version="3.2.7" targetFramework="net452" />
   <package id="Microsoft.AspNet.SignalR.Core" version="2.4.1" targetFramework="net452" />
@@ -47,11 +47,11 @@
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.2.3" targetFramework="net452" />
   <package id="Microsoft.Net.Compilers" version="1.0.0" targetFramework="net452" developmentDependency="true" />
   <package id="Microsoft.NETCore.Platforms" version="1.1.0" targetFramework="net452" />
-  <package id="Microsoft.Owin" version="4.0.1" targetFramework="net452" />
-  <package id="Microsoft.Owin.Host.SystemWeb" version="4.0.1" targetFramework="net452" />
-  <package id="Microsoft.Owin.Security" version="4.0.1" targetFramework="net452" />
-  <package id="Microsoft.Owin.Security.Cookies" version="4.0.1" targetFramework="net452" />
-  <package id="Microsoft.Owin.Security.OAuth" version="4.0.1" targetFramework="net452" />
+  <package id="Microsoft.Owin" version="4.1.0" targetFramework="net452" />
+  <package id="Microsoft.Owin.Host.SystemWeb" version="4.1.0" targetFramework="net452" />
+  <package id="Microsoft.Owin.Security" version="4.1.0" targetFramework="net452" />
+  <package id="Microsoft.Owin.Security.Cookies" version="4.1.0" targetFramework="net452" />
+  <package id="Microsoft.Owin.Security.OAuth" version="4.1.0" targetFramework="net452" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net452" />
   <package id="MiniProfiler" version="2.1.0" targetFramework="net452" />
   <package id="MySql.Data" version="6.9.9" targetFramework="net452" />