diff --git a/debian/alternc-roundcube.postinst b/debian/alternc-roundcube.postinst
index 0eac4a65..84faabad 100644
--- a/debian/alternc-roundcube.postinst
+++ b/debian/alternc-roundcube.postinst
@@ -15,25 +15,26 @@ case "$1" in
 	if ! getent passwd alternc-roundcube; then
 	    useradd -g nogroup -u 1996 alternc-roundcube -d /usr/share/roundcube
 	fi
-	     
-	dpkg-statoverride --list /var/lib/roundcube/temp >/dev/null || 
-	dpkg-statoverride --add alternc-roundcube root 0750 /var/lib/roundcube/temp
-	chown -R alternc-roundcube:root /var/lib/roundcube/temp
+
+	# removed from 3.1 & 3.2 :
+	dpkg-statoverride --list /var/lib/roundcube/temp >/dev/null &&  
+	dpkg-statoverride --remove alternc-roundcube root 0750 /var/lib/roundcube/temp
+	chown -R www-data:root /var/lib/roundcube/temp
 	chmod -R 750 /var/lib/roundcube/temp
 
-	dpkg-statoverride --list /etc/roundcube/debian-db.php >/dev/null || 
-	dpkg-statoverride --add alternc-roundcube root 0460 /etc/roundcube/debian-db.php
+	dpkg-statoverride --list /etc/roundcube/debian-db.php >/dev/null && 
+	dpkg-statoverride --remove alternc-roundcube root 0460 /etc/roundcube/debian-db.php
 	chown -R alternc-roundcube:root /etc/roundcube/debian-db.php
 	chmod -R 460 /etc/roundcube/debian-db.php
 
-	dpkg-statoverride --list /etc/roundcube/main.inc.php >/dev/null || 
-	dpkg-statoverride --add alternc-roundcube root 0460 /etc/roundcube/main.inc.php
-	chown -R alternc-roundcube:root /etc/roundcube/main.inc.php
+	dpkg-statoverride --list /etc/roundcube/main.inc.php >/dev/null && 
+	dpkg-statoverride --remove alternc-roundcube root 0460 /etc/roundcube/main.inc.php
+	chown -R www-data:root /etc/roundcube/main.inc.php
 	chmod -R 460 /etc/roundcube/main.inc.php
 
-	dpkg-statoverride --list /var/log/roundcube >/dev/null ||
-	dpkg-statoverride --add alternc-roundcube root 0750 /var/log/roundcube
-	chown -R alternc-roundcube:root /var/log/roundcube
+	dpkg-statoverride --list /var/log/roundcube >/dev/null && 
+	dpkg-statoverride --remove alternc-roundcube root 0750 /var/log/roundcube
+	chown -R www-data:root /var/log/roundcube
 	chmod -R 750 /var/log/roundcube
 
 	echo "**********************************************"