diff --git a/roles/lib/files/FWO.Mail/FWO.Mail.csproj b/roles/lib/files/FWO.Mail/FWO.Mail.csproj
index c99557d89..475acac2f 100644
--- a/roles/lib/files/FWO.Mail/FWO.Mail.csproj
+++ b/roles/lib/files/FWO.Mail/FWO.Mail.csproj
@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="MailKit" Version="4.6.0" />
-    <PackageReference Include="MimeKit" Version="4.6.0" />
+    <PackageReference Include="MimeKit" Version="4.7.1" />
     <PackageReference Include="Microsoft.AspNetCore.Http" Version="2.2.2" />
   </ItemGroup>