diff --git a/includes/account.php b/includes/account.php
index f56375a..3645383 100644
--- a/includes/account.php
+++ b/includes/account.php
@@ -2624,21 +2624,21 @@
 	if($oldid == 50 && $process != "")
 	{
 		$_REQUEST['userid'] = intval($_REQUEST['userid']);
-		$res = mysql_query("select * from `users` where `id`='".$_REQUEST['userid']."'");
+		$res = mysql_query("select * from `users` where `id`='".intval($_REQUEST['userid'])."'");
 		if(mysql_num_rows($res) > 0)
 		{
 			$query = "update `domaincerts`,`domains` SET `domaincerts`.`revoked`='1970-01-01 10:00:01'
-					WHERE `domaincerts`.`domid` = `domains`.`id` AND `domains`.`memid`='".$_REQUEST['userid']."'";
+					WHERE `domaincerts`.`domid` = `domains`.`id` AND `domains`.`memid`='".intval($_REQUEST['userid'])."'";
 			mysql_query($query);
-			$query = "update `domains` SET `deleted`=NOW() WHERE `domains`.`memid`='".$_REQUEST['userid']."'";
+			$query = "update `domains` SET `deleted`=NOW() WHERE `domains`.`memid`='".intval($_REQUEST['userid'])."'";
 			mysql_query($query);
-			$query = "update `emailcerts` SET `revoked`='1970-01-01 10:00:01' WHERE `memid`='".$_REQUEST['userid']."'";
+			$query = "update `emailcerts` SET `revoked`='1970-01-01 10:00:01' WHERE `memid`='".intval($_REQUEST['userid'])."'";
 			mysql_query($query);
-			$query = "update `email` SET `deleted`=NOW() WHERE `memid`='".$_REQUEST['userid']."'";
+			$query = "update `email` SET `deleted`=NOW() WHERE `memid`='".intval($_REQUEST['userid'])."'";
 			mysql_query($query);
-			$query = "delete from `org` WHERE `memid`='".$_REQUEST['userid']."'";
+			$query = "delete from `org` WHERE `memid`='".intval($_REQUEST['userid'])."'";
 			mysql_query($query);
-			$query = "update `users` SET `deleted`=NOW() WHERE `id`='".$_REQUEST['userid']."'";
+			$query = "update `users` SET `deleted`=NOW() WHERE `id`='".intval($_REQUEST['userid'])."'";
 			mysql_query($query);
 		}
 	}