diff --git a/invoice.py b/invoice.py
index f113e4a470..24abade017 100644
--- a/invoice.py
+++ b/invoice.py
@@ -1217,7 +1217,7 @@ class InvoiceLine(ModelSQL, ModelView):
 
     def init(self, cursor, module_name):
         super(InvoiceLine, self).init(cursor, module_name)
-        table = TableHandler(cursor, self._table, self._name, module_name)
+        table = TableHandler(cursor, self, module_name)
 
         # Migration from 1.0 invoice is no more required
         table.not_null_action('invoice', action='remove')
diff --git a/payment_term.py b/payment_term.py
index dda2451ff7..7e6a1a921d 100644
--- a/payment_term.py
+++ b/payment_term.py
@@ -160,7 +160,7 @@ class PaymentTermLine(ModelSQL, ModelView):
 
     def init(self, cursor, module_name):
         super(PaymentTermLine, self).init(cursor, module_name)
-        table = TableHandler(cursor, self._table, self._name, module_name)
+        table = TableHandler(cursor, self, module_name)
 
         # Migration from 1.0 percent change into percentage
         if table.column_exist('percent'):