diff --git a/Src/Coravel.Mailer/Coravel.Mailer.csproj b/Src/Coravel.Mailer/Coravel.Mailer.csproj
index 5a6b8305..e0255ee3 100644
--- a/Src/Coravel.Mailer/Coravel.Mailer.csproj
+++ b/Src/Coravel.Mailer/Coravel.Mailer.csproj
@@ -22,8 +22,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="MailKit" Version="2.5.1" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation" Version="6.0.0" />
+    <PackageReference Include="MailKit" Version="4.3.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation" Version="6.0.27" />
   </ItemGroup>
 
     <ItemGroup>