diff --git a/addons/account_anglo_saxon/invoice.py b/addons/account_anglo_saxon/invoice.py
index dcd04c1e27e..ca86bd2bceb 100644
--- a/addons/account_anglo_saxon/invoice.py
+++ b/addons/account_anglo_saxon/invoice.py
@@ -69,7 +69,7 @@ class account_invoice_line(osv.osv):
                             'account_id':dacc,
                             'product_id':i_line.product_id.id,
                             'uos_id':i_line.uos_id.id,
-                            'account_analytic_id':i_line.account_analytic_id.id,
+                            'account_analytic_id': False,
                             'taxes':i_line.invoice_line_tax_id,
                             })
 
@@ -82,7 +82,7 @@ class account_invoice_line(osv.osv):
                             'account_id':cacc,
                             'product_id':i_line.product_id.id,
                             'uos_id':i_line.uos_id.id,
-                            'account_analytic_id':i_line.account_analytic_id.id,
+                            'account_analytic_id': False,
                             'taxes':i_line.invoice_line_tax_id,
                             })
         elif inv.type in ('in_invoice','in_refund'):