diff --git a/sample/Sample.Web/Sample.Web.csproj b/sample/Sample.Web/Sample.Web.csproj
index 4c4e741..f1c19c1 100644
--- a/sample/Sample.Web/Sample.Web.csproj
+++ b/sample/Sample.Web/Sample.Web.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk.Web">
 
 <PropertyGroup>
   <TargetFramework>netcoreapp2.1</TargetFramework>  
@@ -9,7 +9,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.All" Version="2.1.0" />    
+    <PackageReference Include="Microsoft.AspNetCore.All" Version="2.1.21" />    
   </ItemGroup>
 
   <ItemGroup>