diff --git a/Classes/Extensions.CMail.cs b/Classes/Extensions.CMail.cs
index 1baeac7..39c6a98 100644
--- a/Classes/Extensions.CMail.cs
+++ b/Classes/Extensions.CMail.cs
@@ -14,6 +14,7 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using static Extensions.Core;
 using static Extensions.Identity.AuthMan;
 
 namespace Extensions