diff --git a/modules/ticket/back/models/ticket-methods.js b/modules/ticket/back/models/ticket-methods.js
index 1a113b2c5..486e9f935 100644
--- a/modules/ticket/back/models/ticket-methods.js
+++ b/modules/ticket/back/models/ticket-methods.js
@@ -46,7 +46,6 @@ module.exports = function(Self) {
     require('../methods/ticket/invoiceTicketsAndPdf')(Self);
     require('../methods/ticket/docuwareDownload')(Self);
     require('../methods/ticket/myLastModified')(Self);
-    require('../methods/ticket/clone')(Self);
     require('../methods/ticket/itemLack')(Self);
     require('../methods/ticket/itemLackDetail')(Self);
     require('../methods/ticket/itemLackOrigin')(Self);