diff --git a/install/lib/installer_base.lib.php b/install/lib/installer_base.lib.php
index cc22d9e02d9dbea57117512d3866137ca13bcb42..9bf84b6e1ff20869161f27107e69e0deb7cd4445 100644
--- a/install/lib/installer_base.lib.php
+++ b/install/lib/installer_base.lib.php
@@ -646,7 +646,7 @@ class installer_base {
 				copy('tpl/mailman-virtual_to_transport.sh', $full_file_name);
 			}
 			chgrp($full_file_name, 'list');
-			chmod($full_file_name, 0750);
+			chmod($full_file_name, 0755);
 		}
 
 		//* Create aliasaes
diff --git a/server/plugins-available/mailman_plugin.inc.php b/server/plugins-available/mailman_plugin.inc.php
index e2bd36a8d6a5f27c8db02a31176663002c2f43ca..acf4eb9363adb64cc5b61382a84c17cf77c76d8a 100644
--- a/server/plugins-available/mailman_plugin.inc.php
+++ b/server/plugins-available/mailman_plugin.inc.php
@@ -75,6 +75,7 @@ class mailman_plugin {
 
 		exec("nohup /usr/lib/mailman/bin/newlist -u ".escapeshellcmd($data["new"]["domain"])." -e ".escapeshellcmd($data["new"]["domain"])." ".escapeshellcmd($data["new"]["listname"])." ".escapeshellcmd($data["new"]["email"])." ".escapeshellcmd($data["new"]["password"])." >/dev/null 2>&1 &");
 		if(is_file('/var/lib/mailman/data/virtual-mailman')) exec('postmap /var/lib/mailman/data/virtual-mailman');
+		if(is_file('/var/lib/mailman/data/transport-mailman')) exec('postmap /var/lib/mailman/data/transport-mailman');
 		exec('nohup '.$conf['init_scripts'] . '/' . 'mailman reload >/dev/null 2>&1 &');
 
 		$app->db->query("UPDATE mail_mailinglist SET password = '' WHERE mailinglist_id = ".$app->db->quote($data["new"]['mailinglist_id']));
@@ -84,12 +85,17 @@ class mailman_plugin {
 	// The purpose of this plugin is to rewrite the main.cf file
 	function update($event_name, $data) {
 		global $app, $conf;
+		
+		$this->update_config();
 
 		if($data["new"]["password"] != $data["old"]["password"] && $data["new"]["password"] != '') {
 			exec("nohup /usr/lib/mailman/bin/change_pw -l ".escapeshellcmd($data["new"]["listname"])." -p ".escapeshellcmd($data["new"]["password"])." >/dev/null 2>&1 &");
 			exec('nohup '.$conf['init_scripts'] . '/' . 'mailman reload >/dev/null 2>&1 &');
 			$app->db->query("UPDATE mail_mailinglist SET password = '' WHERE mailinglist_id = ".$app->db->quote($data["new"]['mailinglist_id']));
 		}
+		
+		if(is_file('/var/lib/mailman/data/virtual-mailman')) exec('postmap /var/lib/mailman/data/virtual-mailman');
+		if(is_file('/var/lib/mailman/data/transport-mailman')) exec('postmap /var/lib/mailman/data/transport-mailman');
 	}
 
 	function delete($event_name, $data) {
@@ -100,6 +106,9 @@ class mailman_plugin {
 		exec("nohup /usr/lib/mailman/bin/rmlist -a ".escapeshellcmd($data["old"]["listname"])." >/dev/null 2>&1 &");
 
 		exec('nohup '.$conf['init_scripts'] . '/' . 'mailman reload >/dev/null 2>&1 &');
+		
+		if(is_file('/var/lib/mailman/data/virtual-mailman')) exec('postmap /var/lib/mailman/data/virtual-mailman');
+		if(is_file('/var/lib/mailman/data/transport-mailman')) exec('postmap /var/lib/mailman/data/transport-mailman');
 
 	}