diff --git a/Frends.SMTP.SendEmail/Frends.Smtp.SendEmail/Frends.Smtp.SendEmail.csproj b/Frends.SMTP.SendEmail/Frends.Smtp.SendEmail/Frends.Smtp.SendEmail.csproj
index 532dd27..b41be33 100644
--- a/Frends.SMTP.SendEmail/Frends.Smtp.SendEmail/Frends.Smtp.SendEmail.csproj
+++ b/Frends.SMTP.SendEmail/Frends.Smtp.SendEmail/Frends.Smtp.SendEmail.csproj
@@ -23,7 +23,7 @@
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         </PackageReference>
         <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0"/>
-        <PackageReference Include="MailKit" Version="4.3.0"/>
+        <PackageReference Include="MailKit" Version="4.16.0"/>
     </ItemGroup>
 
     <ItemGroup>