diff --git a/src/NzbDrone.Core/Sonarr.Core.csproj b/src/NzbDrone.Core/Sonarr.Core.csproj
index e0d598ad5..7e42e4f9e 100644
--- a/src/NzbDrone.Core/Sonarr.Core.csproj
+++ b/src/NzbDrone.Core/Sonarr.Core.csproj
@@ -6,7 +6,7 @@
     <PackageReference Include="Dapper" Version="2.1.72" />
     <PackageReference Include="Diacritical.Net" Version="1.0.5" />
     <PackageReference Include="Equ" Version="2.3.0" />
-    <PackageReference Include="MailKit" Version="4.15.1" />
+    <PackageReference Include="MailKit" Version="4.16.0" />
     <PackageReference Include="Microsoft.AspNetCore.Cryptography.KeyDerivation" Version="10.0.5" />
     <PackageReference Include="Microsoft.Data.SqlClient" Version="7.0.0" />
     <PackageReference Include="MiniProfiler.AspNetCore" Version="4.5.4" />