diff --git a/lang/en_utf8/report_security.php b/lang/en_utf8/report_security.php
index 378def49dc3..b9407fe8b99 100644
--- a/lang/en_utf8/report_security.php
+++ b/lang/en_utf8/report_security.php
@@ -60,7 +60,8 @@ $string['check_displayerrors_error'] = 'The PHP setting to display errors is ena
 $string['check_displayerrors_name'] = 'Displaying of PHP errors';
 $string['check_displayerrors_ok'] = 'Displaying of PHP errors disabled.';
 
-$string['check_emailchangeconfirmation_details'] = '<p>It is recommended that an email confirmation step is required when users change their email address in their profile. If disabled, spammers may try to exploit the server to send spam.</p>';
+$string['check_emailchangeconfirmation_details'] = '<p>It is recommended that an email confirmation step is required when users change their email address in their profile. If disabled, spammers may try to exploit the server to send spam.</p>
+<p>Email field may be also locked from authentication plugins, this possibility is not considered here.</p>';
 $string['check_emailchangeconfirmation_error'] = 'Users may enter any email address.';
 $string['check_emailchangeconfirmation_info'] = 'Users may enter email addresses from allowed domains only.';
 $string['check_emailchangeconfirmation_name'] = 'Email change confirmation';