diff --git a/chapter06/1.0/ValidatingWithDataAnnotations/ValidatingWithDataAnnotations/ValidatingWithDataAnnotations.csproj b/chapter06/1.0/ValidatingWithDataAnnotations/ValidatingWithDataAnnotations/ValidatingWithDataAnnotations.csproj
index 703681e..81f9d98 100644
--- a/chapter06/1.0/ValidatingWithDataAnnotations/ValidatingWithDataAnnotations/ValidatingWithDataAnnotations.csproj
+++ b/chapter06/1.0/ValidatingWithDataAnnotations/ValidatingWithDataAnnotations/ValidatingWithDataAnnotations.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore" Version="1.0.4" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc" Version="1.0.3" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc" Version="1.0.4" />
     <PackageReference Include="Microsoft.AspNetCore.StaticFiles" Version="1.0.2" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="1.0.3" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="1.0.3" />