diff --git a/addons/account/account_analytic_line.py b/addons/account/account_analytic_line.py
index a93dc70b2fb..08123c8f460 100644
--- a/addons/account/account_analytic_line.py
+++ b/addons/account/account_analytic_line.py
@@ -32,7 +32,7 @@ class account_analytic_line(osv.osv):
         'product_uom_id': fields.many2one('product.uom', 'UoM'),
         'product_id': fields.many2one('product.product', 'Product'),
         'general_account_id': fields.many2one('account.account', 'General Account', required=True, ondelete='restrict'),
-        'move_id': fields.many2one('account.move.line', 'Move Line', ondelete='restrict', select=True),
+        'move_id': fields.many2one('account.move.line', 'Move Line', ondelete='cascade', select=True),
         'journal_id': fields.many2one('account.analytic.journal', 'Analytic Journal', required=True, ondelete='restrict', select=True),
         'code': fields.char('Code', size=8),
         'ref': fields.char('Ref.', size=64),