diff --git a/interface/web/mail/lib/lang/de_mail_user.lng b/interface/web/mail/lib/lang/de_mail_user.lng
index 223deb6d09b66b0785eb51f6917efecfbbe871c5..469c5be36683e35585c5d83fb454f741ca9221f3 100644
--- a/interface/web/mail/lib/lang/de_mail_user.lng
+++ b/interface/web/mail/lib/lang/de_mail_user.lng
@@ -12,7 +12,7 @@ $wb['autoresponder_txt'] = 'Autoresponder';
 $wb['no_domain_perm'] = 'You have no permission for this domain.';
 $wb['error_no_pwd'] = 'Password is empty.';
 $wb['quota_error_isint'] = 'Mailbox size must be a number.';
-$wb['quota_txt'] = 'quota';
+$wb['quota_txt'] = 'quota in MB';
 $wb['server_id_txt'] = 'server_id';
 $wb['password_txt'] = 'password';
 $wb['maildir_txt'] = 'maildir';
diff --git a/interface/web/mail/lib/lang/en_mail_user.lng b/interface/web/mail/lib/lang/en_mail_user.lng
index d85ed09ecbd17d37ece6936f185c9f23af243c9a..17a68c3633c90e03039b67c04f311d0674cd605d 100644
--- a/interface/web/mail/lib/lang/en_mail_user.lng
+++ b/interface/web/mail/lib/lang/en_mail_user.lng
@@ -6,13 +6,13 @@ $wb["email_txt"] = 'Email';
 $wb["cryptpwd_txt"] = 'Password';
 $wb["active_txt"] = 'Active';
 $wb["email_error_isemail"] = 'Email address is invalid.';
-$wb["email_error_unique"] = 'Duplicate Emailaddress.';
+$wb["email_error_unique"] = 'Duplicate Email address.';
 $wb["autoresponder_text_txt"] = 'Text';
 $wb["autoresponder_txt"] = 'Autoresponder';
 $wb["no_domain_perm"] = 'You have no permission for this domain.';
 $wb["error_no_pwd"] = 'Password is empty.';
 $wb["quota_error_isint"] = 'Mailbox size must be a number.';
-$wb["quota_txt"] = 'quota';
+$wb["quota_txt"] = 'quota in MB';
 $wb["server_id_txt"] = 'server_id';
 $wb["password_txt"] = 'password';
 $wb["maildir_txt"] = 'maildir';
diff --git a/interface/web/mail/lib/lang/nl_mail_user.lng b/interface/web/mail/lib/lang/nl_mail_user.lng
index 7bea478a658484cce41a9f2d4631796d2635c901..3305de0a0c1310897cf856a4b66404081028eb64 100644
--- a/interface/web/mail/lib/lang/nl_mail_user.lng
+++ b/interface/web/mail/lib/lang/nl_mail_user.lng
@@ -12,7 +12,7 @@ $wb["autoresponder_txt"] = 'Autoresponder';
 $wb["no_domain_perm"] = 'U heeft geen toestemming voor dit domein.';
 $wb["error_no_pwd"] = 'Wachtwoord is niet ingevuld.';
 $wb["quota_error_isint"] = 'Mailboxgrootte moet een numerieke waarde zijn.';
-$wb["quota_txt"] = 'quota';
+$wb["quota_txt"] = 'quota in MB';
 $wb["server_id_txt"] = 'server ID';
 $wb["password_txt"] = 'Wachtwoord';
 $wb["maildir_txt"] = 'maildir';
diff --git a/interface/web/mail/lib/lang/ru_mail_user.lng b/interface/web/mail/lib/lang/ru_mail_user.lng
index 4c5c4b9160b7e85f2bbb19251c190b791a7b0a69..e67da87ed3536ab2fcd90f2da02115d96059b462 100644
--- a/interface/web/mail/lib/lang/ru_mail_user.lng
+++ b/interface/web/mail/lib/lang/ru_mail_user.lng
@@ -12,7 +12,7 @@ $wb["autoresponder_txt"] = 'Автоответчик';
 $wb["no_domain_perm"] = 'Вы не имеете разрешений для этого домена.';
 $wb["error_no_pwd"] = 'Пароль пустой.';
 $wb["quota_error_isint"] = 'Размер должен быть цифрой.';
-$wb["quota_txt"] = 'квота';
+$wb["quota_txt"] = 'квота in MB';
 $wb["server_id_txt"] = 'server_id';
 $wb["password_txt"] = 'пароль';
 $wb["maildir_txt"] = 'maildir';
diff --git a/interface/web/mail/templates/mail_user_mailbox_edit.htm b/interface/web/mail/templates/mail_user_mailbox_edit.htm
index 160bf8c78edd322c7af72d4ebe7790c204cc65fe..f4f986c19beaa49dc4e06e94447c56fc69d73eba 100644
--- a/interface/web/mail/templates/mail_user_mailbox_edit.htm
+++ b/interface/web/mail/templates/mail_user_mailbox_edit.htm
@@ -14,7 +14,7 @@
         <input type="password" id="password" name="password" value="{tmpl_var name='password'}" size="30" maxlength="255">
       </span>
       <span class="wf_oneField">
-        <label for="quota" class="wf_preField">{tmpl_var name='quota_txt'} in MB</label>
+        <label for="quota" class="wf_preField">{tmpl_var name='quota_txt'}</label>
         <input type="text" id="quota" name="quota" value="{tmpl_var name='quota'}" size="30" maxlength="255">
       </span>
       <span class="wf_oneField">