diff --git a/webui/user-delete.php b/webui/user-delete.php
index d8b393ef1bbaa37d36fa8e20ea6dbd4d0622129b..6a1b8bf857af3b21f07f184584c30351ef226deb 100644
--- a/webui/user-delete.php
+++ b/webui/user-delete.php
@@ -93,7 +93,7 @@ if (isset($_POST['frmaction']) && $_POST['frmaction'] == "delete") {
 			}
 
 			if ($res !== FALSE) {
-				$res = $db->exec("DELETE FROM ${DB_TABLE_PREFIX}userdata WHERE UserID = ".$db->quote($_POST['user_id']));
+				$res = $db->exec("DELETE FROM ${DB_TABLE_PREFIX}wisp_userdata WHERE UserID = ".$db->quote($_POST['user_id']));
 				if ($res !== FALSE) {
 ?>
 					<div class="notice">Userdata deleted</div>