diff --git a/Rnwood.Smtp4dev/Rnwood.Smtp4dev.csproj b/Rnwood.Smtp4dev/Rnwood.Smtp4dev.csproj
index b14ffc51c..c680bca5b 100644
--- a/Rnwood.Smtp4dev/Rnwood.Smtp4dev.csproj
+++ b/Rnwood.Smtp4dev/Rnwood.Smtp4dev.csproj
@@ -29,7 +29,7 @@
 		<PackageReference Include="Microsoft.AspNetCore.SignalR.Core" Version="1.1.0" />
 		<PackageReference Include="Microsoft.AspNetCore.StaticFiles" Version="2.2.0" />
 		<PackageReference Include="Microsoft.EntityFrameworkCore.Analyzers" Version="5.0.10" />
-		<PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="5.0.8">
+		<PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="6.0.1">
 		  <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
 		  <PrivateAssets>all</PrivateAssets>
 		</PackageReference>