diff --git a/hosts/VEGAS/services/mail/postfix.nix b/hosts/VEGAS/services/mail/postfix.nix
index b0ae3b1..72b749e 100644
--- a/hosts/VEGAS/services/mail/postfix.nix
+++ b/hosts/VEGAS/services/mail/postfix.nix
@@ -92,5 +92,6 @@ in
 
   services.fail2ban.jails.postfix = ''
     enabled = true
+    mode = aggressive
   '';
 }