diff --git a/product.py b/product.py
index a538ae538f..0443b720d5 100644
--- a/product.py
+++ b/product.py
@@ -50,8 +50,7 @@ class CategoryAccount(metaclass=PoolMeta):
 
     @classmethod
     def __register__(cls, module_name):
-        TableHandler = backend.get('TableHandler')
-        exist = TableHandler.table_exist(cls._table)
+        exist = backend.TableHandler.table_exist(cls._table)
         if exist:
             table = cls.__table_handler__(module_name)
             exist &= table.column_exist('account_cogs')