diff --git a/stock_orderpoint_uom/models/stock_warehouse_orderpoint.py b/stock_orderpoint_uom/models/stock_warehouse_orderpoint.py
index 5cb40275d..3cefdfcba 100644
--- a/stock_orderpoint_uom/models/stock_warehouse_orderpoint.py
+++ b/stock_orderpoint_uom/models/stock_warehouse_orderpoint.py
@@ -16,4 +16,5 @@ class StockWarehouseOrderpoint(models.Model):
     @api.onchange('product_id')
     def onchange_product_id(self):
         for rec in self:
-            rec.procure_uom_id = rec.product_id.uom_id
+            if rec.procure_uom_id:
+                rec.procure_uom_id = False