diff --git a/root/etc/e-smith/templates/etc/roundcubemail/config.inc.php/60SYSTEM b/root/etc/e-smith/templates/etc/roundcubemail/config.inc.php/60SYSTEM
index 1490a04..fe66c1d 100644
--- a/root/etc/e-smith/templates/etc/roundcubemail/config.inc.php/60SYSTEM
+++ b/root/etc/e-smith/templates/etc/roundcubemail/config.inc.php/60SYSTEM
@@ -145,7 +145,7 @@ $config['mail_domain'] = '{$DomainName}';
 // Password charset.
 // Use it if your authentication backend doesn't support UTF-8.
 // Defaults to ISO-8859-1 for backward compatibility
-$config['password_charset'] = 'ISO-8859-1';
+$config['password_charset'] = 'UTF-8';
 
 // How many seconds must pass between emails sent by a user
 $config['sendmail_delay'] = 0;
diff --git a/smeserver-roundcube.spec b/smeserver-roundcube.spec
index 17c1690..f7e119c 100644
--- a/smeserver-roundcube.spec
+++ b/smeserver-roundcube.spec
@@ -1,6 +1,6 @@
 %define name smeserver-roundcube
 %define version 1.6
-%define release 10
+%define release 11
 
 Summary: smeserver rpm to setup roundcube, an IMAP mail client
 Name: %{name}
@@ -85,6 +85,9 @@ fi
 %attr(755,root,root) /usr/bin/rcplugin_update.sh
 
 %changelog
+* Mon Nov 03 2025 Jean-Philippe Pialasse <jpp@koozali.org> 1.6-11.sme
+- set password_charset to UTF-8 [SME: 13256]
+
 * Thu Apr 10 2025 Jean-Philippe Pialasse <jpp@koozali.org> 1.6-10.sme
 - fix login to roundcube after restore [SME: 12981]