diff --git a/context/context.csproj b/context/context.csproj
index 7eaffe0..0ac9e93 100644
--- a/context/context.csproj
+++ b/context/context.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
     <Product>DirectProject.DotNet.Context</Product>
@@ -33,7 +33,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="MimeKit" Version="3.6.0" />
+    <PackageReference Include="MimeKit" Version="4.11.0" />
   </ItemGroup>
 
   <ItemGroup>