diff --git a/account.py b/account.py
index db16c1a7b9..5fdc4febb3 100644
--- a/account.py
+++ b/account.py
@@ -77,8 +77,7 @@ class ConfigurationAssetSequence(ModelSQL, CompanyValueMixin):
 
     @classmethod
     def __register__(cls, module_name):
-        TableHandler = backend.get('TableHandler')
-        exist = TableHandler.table_exist(cls._table)
+        exist = backend.TableHandler.table_exist(cls._table)
 
         super(ConfigurationAssetSequence, cls).__register__(module_name)
 
diff --git a/product.py b/product.py
index 955b85a9b2..89a347f939 100644
--- a/product.py
+++ b/product.py
@@ -73,8 +73,7 @@ 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_depreciation')