diff --git a/addons/stock/stock.py b/addons/stock/stock.py
index 61391bb2315..c3401862747 100644
--- a/addons/stock/stock.py
+++ b/addons/stock/stock.py
@@ -305,7 +305,7 @@ class stock_quant(osv.osv):
         'create_date': fields.datetime('Creation Date', readonly=True),
         'in_date': fields.datetime('Incoming Date', readonly=True, select=True),
 
-        'history_ids': fields.many2many('stock.move', 'stock_quant_move_rel', 'quant_id', 'move_id', 'Moves', help='Moves that operate(d) on this quant'),
+        'history_ids': fields.many2many('stock.move', 'stock_quant_move_rel', 'quant_id', 'move_id', 'Moves', help='Moves that operate(d) on this quant', copy=False),
         'company_id': fields.many2one('res.company', 'Company', help="The company to which the quants belong", required=True, readonly=True, select=True),
         'inventory_value': fields.function(_calc_inventory_value, string="Inventory Value", type='float', readonly=True),
 
@@ -1777,7 +1777,7 @@ class stock_move(osv.osv):
         # used for colors in tree views:
         'scrapped': fields.related('location_dest_id', 'scrap_location', type='boolean', relation='stock.location', string='Scrapped', readonly=True),
 
-        'quant_ids': fields.many2many('stock.quant', 'stock_quant_move_rel', 'move_id', 'quant_id', 'Moved Quants'),
+        'quant_ids': fields.many2many('stock.quant', 'stock_quant_move_rel', 'move_id', 'quant_id', 'Moved Quants', copy=False),
         'reserved_quant_ids': fields.one2many('stock.quant', 'reservation_id', 'Reserved quants'),
         'linked_move_operation_ids': fields.one2many('stock.move.operation.link', 'move_id', string='Linked Operations', readonly=True, help='Operations that impact this move for the computation of the remaining quantities'),
         'remaining_qty': fields.function(_get_remaining_qty, type='float', string='Remaining Quantity', digits=0,