diff --git a/src/clawsharp/clawsharp.csproj b/src/clawsharp/clawsharp.csproj
index b0eeda4..75cdc03 100644
--- a/src/clawsharp/clawsharp.csproj
+++ b/src/clawsharp/clawsharp.csproj
@@ -77,7 +77,7 @@
     <PackageReference Include="Pgvector.EntityFrameworkCore" Version="0.3.0" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="10.0.3" />
     <!-- Email channel -->
-    <PackageReference Include="MailKit" Version="4.15.1" />
+    <PackageReference Include="MailKit" Version="4.16.0" />
     <!-- Document text extraction (PDF support for DocumentReadTool) -->
     <PackageReference Include="PdfPig" Version="0.1.14" />
     <PackageReference Include="QRCoder" Version="1.7.0" />