diff --git a/debian/alternc-roundcube.postinst b/debian/alternc-roundcube.postinst
index 6dfe23c9..afe52a18 100644
--- a/debian/alternc-roundcube.postinst
+++ b/debian/alternc-roundcube.postinst
@@ -24,13 +24,13 @@ case "$1" in
 
 	dpkg-statoverride --list /etc/roundcube/debian-db.php >/dev/null && 
 	dpkg-statoverride --remove /etc/roundcube/debian-db.php
-	chown -R www-data:root /etc/roundcube/debian-db.php
-	chmod -R 460 /etc/roundcube/debian-db.php
+	chown root:www-data /etc/roundcube/debian-db.php
+	chmod 640 /etc/roundcube/debian-db.php
 
 	dpkg-statoverride --list /etc/roundcube/main.inc.php >/dev/null && 
 	dpkg-statoverride --remove /etc/roundcube/main.inc.php
-	chown -R www-data:root /etc/roundcube/main.inc.php
-	chmod -R 460 /etc/roundcube/main.inc.php
+	chown root:www-data /etc/roundcube/main.inc.php
+	chmod 640 /etc/roundcube/main.inc.php
 
 	dpkg-statoverride --list /var/log/roundcube >/dev/null && 
 	dpkg-statoverride --remove /var/log/roundcube