diff --git a/src/OrchardCore.Build/Dependencies.props b/src/OrchardCore.Build/Dependencies.props
index 3ec42368c61..14f6f1b3055 100644
--- a/src/OrchardCore.Build/Dependencies.props
+++ b/src/OrchardCore.Build/Dependencies.props
@@ -24,12 +24,12 @@
     <PackageManagement Include="Lucene.Net.Analysis.Common" Version="4.8.0-beta00015" />
     <PackageManagement Include="Lucene.Net.QueryParser" Version="4.8.0-beta00015" />
     <PackageManagement Include="Lucene.Net.Spatial" Version="4.8.0-beta00015" />
-    <PackageManagement Include="MailKit" Version="3.0.0" />
+    <PackageManagement Include="MailKit" Version="3.1.0" />
     <PackageManagement Include="Markdig" Version="0.26.0" />
     <PackageManagement Include="MessagePack" Version="2.2.60" />
     <PackageManagement Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />
     <PackageManagement Include="Microsoft.SourceLink.GitHub" Version="1.1.1" />
-    <PackageManagement Include="MimeKit" Version="3.0.0" />
+    <PackageManagement Include="MimeKit" Version="3.1.0" />
     <PackageManagement Include="MiniProfiler.AspNetCore.Mvc" Version="4.2.22" />
     <PackageManagement Include="Moq" Version="4.16.1" />
     <PackageManagement Include="ncrontab" Version="3.3.1" />
diff --git a/src/docs/resources/libraries/README.md b/src/docs/resources/libraries/README.md
index 75a8c8963c0..ff8c07ae4ef 100644
--- a/src/docs/resources/libraries/README.md
+++ b/src/docs/resources/libraries/README.md
@@ -17,11 +17,11 @@ The below table lists the different .NET libraries used in Orchard Core:
 | [Irony.Core](https://github.com/daxnet/irony) | A modified version of the Irony project with .NET Core support | 1.0.7 | [MIT](https://github.com/daxnet/irony/blob/master/LICENSE) |
 | [Jint](https://github.com/sebastienros/jint) | Javascript Interpreter for .NET. | 3.0.0-beta-2037 | [MIT](https://github.com/sebastienros/jint/blob/dev/LICENSE) |
 | [Lucene.Net](https://github.com/apache/lucenenet) | .NET full-text search engine. | 4.8.0-beta00015 | [Apache-2.0](https://github.com/apache/lucenenet/blob/master/LICENSE.txt) |
-| [MailKit](https://github.com/jstedfast/MailKit) | A cross-platform .NET library for IMAP, POP3, and SMTP. | 3.0.0 | [MIT](https://github.com/jstedfast/MailKit/blob/master/LICENSE) |
+| [MailKit](https://github.com/jstedfast/MailKit) | A cross-platform .NET library for IMAP, POP3, and SMTP. | 3.1.0 | [MIT](https://github.com/jstedfast/MailKit/blob/master/LICENSE) |
 | [Markdig](https://github.com/lunet-io/markdig) | .NET Markdown engine. | 0.26.0 | [BSD-2-Clause](https://github.com/lunet-io/markdig/blob/master/license.txt) |
 | [MessagePack](https://github.com/neuecc/MessagePack-CSharp) | Extremely Fast MessagePack Serializer for C# | 2.2.60 | [MIT](https://github.com/neuecc/MessagePack-CSharp/blob/master/LICENSE) |
 | [Microsoft.SourceLink.GitHub](https://github.com/dotnet/sourcelink) | Source Link enables a great source debugging experience. | 1.1.1 | [MIT](https://github.com/dotnet/sourcelink/blob/main/License.txt) |
-| [MimeKit](https://github.com/jstedfast/MailKit) | A cross-platform .NET library for IMAP, POP3, and SMTP. | 3.0.0 | [MIT](https://github.com/jstedfast/MailKit/blob/master/LICENSE) |
+| [MimeKit](https://github.com/jstedfast/MailKit) | A cross-platform .NET library for IMAP, POP3, and SMTP. | 3.1.0 | [MIT](https://github.com/jstedfast/MailKit/blob/master/LICENSE) |
 | [MiniProfiler](https://github.com/MiniProfiler/dotnet) | A simple but effective mini-profiler for ASP.NET (and Core) websites | 4.2.22 | [MIT](https://github.com/MiniProfiler/dotnet/blob/main/LICENSE.txt) |
 | [Moq](https://github.com/moq/moq) | The most popular and friendly mocking framework for .NET. | 4.16.1 | [MIT](https://github.com/moq/moq/blob/main/LICENSE) |
 | [NCrontab](https://github.com/atifaziz/NCrontab) | Crontab for .NET | 3.3.1 | [Apache-2.0](https://github.com/atifaziz/NCrontab/blob/master/COPYING.txt) |