diff --git a/appveyor.yml b/appveyor.yml
index 2a9931848..3608111a8 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -9,7 +9,7 @@ cache:
 - '%USERPROFILE%\.nuget\packages -> **\project.json'
 
 environment:
-  nugetVersion: 1.2.0
+  nugetVersion: 1.2.1
 
 version: $(nugetVersion).{build}
 
diff --git a/samples/IdentitySample.Mvc/IdentitySample.Mvc.csproj b/samples/IdentitySample.Mvc/IdentitySample.Mvc.csproj
index 7bfc545e8..e0e513f29 100644
--- a/samples/IdentitySample.Mvc/IdentitySample.Mvc.csproj
+++ b/samples/IdentitySample.Mvc/IdentitySample.Mvc.csproj
@@ -16,10 +16,6 @@
     <Compile Remove=".\Data\Migrations\*.cs" />
   </ItemGroup>
 
-  <ItemGroup>
-    <Compile Include="Models\AccountViewModels\ExternalLoginConfirmationViewModel.cs" />
-  </ItemGroup>
-
   <ItemGroup>
     <ProjectReference Include="..\..\src\LinqToDB.Identity\LinqToDB.Identity.csproj" />
   </ItemGroup>
diff --git a/src/LinqToDB.Identity/LinqToDB.Identity.csproj b/src/LinqToDB.Identity/LinqToDB.Identity.csproj
index 3a970c25c..0b9714c5e 100644
--- a/src/LinqToDB.Identity/LinqToDB.Identity.csproj
+++ b/src/LinqToDB.Identity/LinqToDB.Identity.csproj
@@ -32,7 +32,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Identity" Version="1.1.2" />
-    <PackageReference Include="linq2db.core" Version="1.8.3" />
+    <PackageReference Include="linq2db.core" Version="1.9.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="1.1.1" />
   </ItemGroup>