diff --git a/resources/default_tweaks.py b/resources/default_tweaks.py
index b7a5a23fed..aa53133213 100644
--- a/resources/default_tweaks.py
+++ b/resources/default_tweaks.py
@@ -434,7 +434,7 @@ metadata_edit_custom_column_order = []
 
 #: The number of seconds to wait before sending emails
 # The number of seconds to wait before sending emails when using a
-# public email server like gmail or hotmail. Default is: 5 minutes
+# public email server like gmx/hotmail/gmail. Default is: 5 minutes
 # Setting it to lower may cause the server's SPAM controls to kick in,
 # making email sending fail. Changes will take effect only after a restart of
 # calibre.