diff --git a/src/NullDesk.Extensions.Mailer.MailKit/NullDesk.Extensions.Mailer.MailKit.csproj b/src/NullDesk.Extensions.Mailer.MailKit/NullDesk.Extensions.Mailer.MailKit.csproj
index d980825..6cd5efb 100644
--- a/src/NullDesk.Extensions.Mailer.MailKit/NullDesk.Extensions.Mailer.MailKit.csproj
+++ b/src/NullDesk.Extensions.Mailer.MailKit/NullDesk.Extensions.Mailer.MailKit.csproj
@@ -30,7 +30,7 @@
     </None>
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="MailKit" Version="4.9.0" />
+    <PackageReference Include="MailKit" Version="4.16.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.2" />
     <PackageReference Include="System.Threading.Thread" Version="4.3.0" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />