diff --git a/Rnwood.Smtp4dev/Rnwood.Smtp4dev.csproj b/Rnwood.Smtp4dev/Rnwood.Smtp4dev.csproj
index b14ffc51c..392680d5e 100644
--- a/Rnwood.Smtp4dev/Rnwood.Smtp4dev.csproj
+++ b/Rnwood.Smtp4dev/Rnwood.Smtp4dev.csproj
@@ -22,7 +22,7 @@
 	<ItemGroup>
 		<PackageReference Include="Ardalis.GuardClauses" Version="3.3.0" />
 		<PackageReference Include="CommandLiners.MonoOptions" Version="1.0.36" />
-		<PackageReference Include="HtmlAgilityPack" Version="1.11.37" />
+		<PackageReference Include="HtmlAgilityPack" Version="1.11.40" />
 		<PackageReference Include="MailKit" Version="2.15.0" />
 		<PackageReference Include="Microsoft.AspNetCore.Hosting.WindowsServices" Version="3.1.20" />
 		<PackageReference Include="Microsoft.AspNetCore.SignalR" Version="1.1.0" />
@@ -35,7 +35,7 @@
 		</PackageReference>
 		<PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="5.0.8" />
 		<PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="5.0.8" />
-		<PackageReference Include="MimeKit" Version="2.15.1" />
+		<PackageReference Include="MimeKit" Version="3.4.3" />
 		<PackageReference Include="Mono.Options" Version="6.12.0.148" />
 		<PackageReference Include="Rnwood.LumiSoft.Net" Version="1.0.0" />
 		<PackageReference Include="Rnwood.SmtpServer" Version="3.1.0-ci0648" />