diff --git a/customer_email.php b/customer_email.php
index 45c0e3fc..7fb0d615 100644
--- a/customer_email.php
+++ b/customer_email.php
@@ -1,4 +1,4 @@
-<?php
+ <?php
 
 /**
  * This file is part of the Froxlor project.
@@ -43,7 +43,7 @@ if ($page == 'overview') {
 			'm.destination' => $lng['emails']['forwarders']
 		);
 		$paging = new paging($userinfo, TABLE_MAIL_VIRTUAL, $fields);
-		$result_stmt = Database::prepare('SELECT `m`.`id`, `m`.`domainid`, `m`.`email`, `m`.`email_full`, `m`.`iscatchall`, `u`.`quota`, `m`.`destination`, `m`.`popaccountid`, `d`.`domain`, `u`.`mboxsize` FROM `' . TABLE_MAIL_VIRTUAL . '` `m`
+		$result_stmt = Database::prepare('SELECT `m`.`id`, `m`.`domainid`, `m`.`email`, `m`.`email_full`, `m`.`iscatchall`, `u`.`quota`, `m`.`destination`, `m`.`popaccountid`,`m`.`disablegreylist`, `d`.`domain`, `u`.`mboxsize` FROM `' . TABLE_MAIL_VIRTUAL . '` `m`
 			LEFT JOIN `' . TABLE_PANEL_DOMAINS . '` `d` ON (`m`.`domainid` = `d`.`id`)
 			LEFT JOIN `' . TABLE_MAIL_USERS . '` `u` ON (`m`.`popaccountid` = `u`.`id`)
 			WHERE `m`.`customerid`= :customerid ' . $paging->getSqlWhere(true) . " " . $paging->getSqlOrderBy() . " " . $paging->getSqlLimit()
@@ -227,7 +227,7 @@ if ($page == 'overview') {
 					standard_error('emailiswrong', $email_full);
 				}
 
-				$stmt = Database::prepare("SELECT `id`, `email`, `email_full`, `iscatchall`, `destination`, `customerid` FROM `" . TABLE_MAIL_VIRTUAL . "`
+				$stmt = Database::prepare("SELECT `id`, `email`, `email_full`, `iscatchall`, `destination`, `customerid`, `disablegreylist` FROM `" . TABLE_MAIL_VIRTUAL . "`
 					WHERE (`email` = :email
 					OR `email_full` = :emailfull )
 					AND `customerid`= :cid"
@@ -251,15 +251,16 @@ if ($page == 'overview') {
 					standard_error('youhavealreadyacatchallforthisdomain');
 				} else {
 					$stmt = Database::prepare("INSERT INTO `" . TABLE_MAIL_VIRTUAL . "`
-						(`customerid`, `email`, `email_full`, `iscatchall`, `domainid`)
-						VALUES (:cid, :email, :email_full, :iscatchall, :domainid)"
+						(`customerid`, `email`, `email_full`, `iscatchall`, `domainid`, `disablegreylist`)
+						VALUES (:cid, :email, :email_full, :iscatchall, :domainid, :disablegreylist)"
 					);
 					$params = array(
 						"cid" => $userinfo['customerid'],
 						"email" => $email,
 						"email_full" => $email_full,
 						"iscatchall" => $iscatchall,
-						"domainid" => $domain_check['id']
+						"domainid" => $domain_check['id'],
+						"disablegreylist" => $disablegreylist,
 					);
 					Database::pexecute($stmt, $params);
 
@@ -305,7 +306,7 @@ if ($page == 'overview') {
 			standard_error('allresourcesused');
 		}
 	} elseif ($action == 'edit' && $id != 0) {
-		$stmt = Database::prepare("SELECT `v`.`id`, `v`.`email`, `v`.`email_full`, `v`.`iscatchall`, `v`.`destination`, `v`.`customerid`, `v`.`popaccountid`, `u`.`quota`
+		$stmt = Database::prepare("SELECT `v`.`id`, `v`.`email`, `v`.`email_full`, `v`.`iscatchall`, `v`.`destination`, `v`.`customerid`, `v`.`popaccountid`, `v`.`disablegreylist`, u`.`quota`
 			FROM `" . TABLE_MAIL_VIRTUAL . "` `v`
 			LEFT JOIN `" . TABLE_MAIL_USERS . "` `u`
 			ON(`v`.`popaccountid` = `u`.`id`)
@@ -402,6 +403,32 @@ if ($page == 'overview') {
 		} else {
 			standard_error(array('operationnotpermitted', 'featureisdisabled'), 'Catchall');
 		}
+	} elseif ($action == 'togglegreylist' && $id != 0) {
+		//if (Settings::Get('catchall.catchall_enabled') == '1') {
+			$stmt = Database::prepare("SELECT `id`, `email`, `email_full`, `destination`, `customerid`, `popaccountid`, `disablegreylist` FROM `" . TABLE_MAIL_VIRTUAL . "`
+				WHERE `customerid`= :cid
+				AND `id`= :id"
+			);
+			$result = Database::pexecute_first($stmt, array("cid" => $userinfo['customerid'], "id" => $id));
+			$gr_val = $result['disablegreylist'] == 0 ? 1 : 0;
+			if (isset($result['email']) && $result['email'] != '') {
+					$stmt = Database::prepare("UPDATE `" . TABLE_MAIL_VIRTUAL . "`
+						SET `email` = :email, `disablegreylist` = :gr_val
+						WHERE `customerid`= :cid
+						AND `id`= :id"
+					);
+					$params = array(
+						"email" => $result['email_full'],
+						"cid" => $userinfo['customerid'],
+						"id" => $id,
+						"gr_val" => $gr_val,
+					);
+					Database::pexecute($stmt, $params);
+				redirectTo($filename, array('page' => $page, 'action' => 'edit', 'id' => $id, 's' => $s));
+			}
+// 		} else {
+// 			standard_error(array('operationnotpermitted', 'featureisdisabled'), 'Greylisting');
+// 		}
 	}
 } elseif ($page == 'accounts') {
 	if ($action == 'add' && $id != 0) {
diff --git a/install/updates/froxlor/0.9/update_0.9.inc.php b/install/updates/froxlor/0.9/update_0.9.inc.php
index c71cd9fe..16dbb67d 100644
--- a/install/updates/froxlor/0.9/update_0.9.inc.php
+++ b/install/updates/froxlor/0.9/update_0.9.inc.php
@@ -3415,3 +3415,9 @@ if (isFroxlorVersion('0.9.37-rc1')) {
 	showUpdateStep("Updating from 0.9.37-rc1 to 0.9.37 final", false);
 	updateToVersion('0.9.37');
 }
+
+if(isFroxlorVersion('0.9.37')) {
+	Database::query("ALTER TABLE `".TABLE_MAIL_VIRTUAL."` ADD disablegreylist TINYINT(1)");
+	showUpdateStep("Updating from 0.9.37 to 0.9.37 greylist", false);
+	updateToVersion('0.9.37-greylist');
+}
diff --git a/lib/formfields/customer/email/formfield.emails_add.php b/lib/formfields/customer/email/formfield.emails_add.php
index 83510f6a..31bd18fc 100644
--- a/lib/formfields/customer/email/formfield.emails_add.php
+++ b/lib/formfields/customer/email/formfield.emails_add.php
@@ -43,6 +43,14 @@ return array(
 										array ('label' => $lng['panel']['yes'], 'value' => '1')
 									),
 						'value' => array()
+					),
+					'disablegreylist' => array(
+							'label' => $lng['emails']['greylist'],
+							'type' => 'checkbox',
+							'values' => array(
+									array ('label' => $lng['panel']['yes'], 'value' => '1')
+							),
+							'value' => array()
 					)
 				)
 			)
diff --git a/lib/formfields/customer/email/formfield.emails_edit.php b/lib/formfields/customer/email/formfield.emails_edit.php
index f87af846..f3c0c6ca 100644
--- a/lib/formfields/customer/email/formfield.emails_edit.php
+++ b/lib/formfields/customer/email/formfield.emails_edit.php
@@ -53,6 +53,11 @@ return array(
 						'type' => 'label',
 						'value' => ($result['iscatchall'] == 0 ? $lng['panel']['no'] : $lng['panel']['yes']).' [<a href="'.$filename.'?page='.$page.'&amp;action=togglecatchall&amp;id='.$result['id'].'&amp;s='.$s.'">'.$lng['panel']['toggle'].'</a>]'
 					),
+					'mail_greylist' => array(
+							'label' => $lng['emails']['greylist'],
+							'type' => 'label',
+							'value' => ($result['disablegreylist'] == 0 ? $lng['panel']['no'] : $lng['panel']['yes']).' [<a href="'.$filename.'?page='.$page.'&amp;action=togglegreylist&amp;id='.$result['id'].'&amp;s='.$s.'">'.$lng['panel']['toggle'].'</a>]'
+					),
 					'mail_fwds' => array(
 						'label' => $lng['emails']['forwarders'].' ('.$forwarders_count.')',
 						'type' => 'label',
diff --git a/lng/english.lng.php b/lng/english.lng.php
index 4d51f0bd..eeed559b 100644
--- a/lng/english.lng.php
+++ b/lng/english.lng.php
@@ -141,6 +141,7 @@ $lng['emails']['from'] = 'Source';
 $lng['emails']['to'] = 'Destination';
 $lng['emails']['forwarders'] = 'Forwarders';
 $lng['emails']['forwarder_add'] = 'Create forwarder';
+$lng['emails']['greylist'] = 'Disable greylisting';
 
 /**
  * FTP
diff --git a/lng/german.lng.php b/lng/german.lng.php
index d1f50438..aa270a0f 100644
--- a/lng/german.lng.php
+++ b/lng/german.lng.php
@@ -140,6 +140,7 @@ $lng['emails']['from'] = 'Von';
 $lng['emails']['to'] = 'Nach';
 $lng['emails']['forwarders'] = 'Weiterleitungen';
 $lng['emails']['forwarder_add'] = 'Weiterleitung hinzufügen';
+$lng['emails']['greylist'] = 'Greylisting ausschalten';
 
 /**
  * FTP