diff --git a/modules/entry/back/models/entry.js b/modules/entry/back/models/entry.js
index 8ca79f531..49c3d2ec3 100644
--- a/modules/entry/back/models/entry.js
+++ b/modules/entry/back/models/entry.js
@@ -12,6 +12,7 @@ module.exports = Self => {
     require('../methods/entry/addFromBuy')(Self);
     require('../methods/entry/buyLabel')(Self);
     require('../methods/entry/print')(Self);
+    require('../methods/entry/buyLabelSupplier')(Self);
 
     Self.observe('before save', async function(ctx, options) {
         if (ctx.isNewInstance) return;