diff --git a/addons/mrp_repair/mrp_repair.py b/addons/mrp_repair/mrp_repair.py
index 1cb1aa884ce..62336aa4d4c 100644
--- a/addons/mrp_repair/mrp_repair.py
+++ b/addons/mrp_repair/mrp_repair.py
@@ -643,7 +643,7 @@ class mrp_repair_line(osv.osv, ProductChangeMixin):
         'price_unit': fields.float('Unit Price', required=True, digits_compute= dp.get_precision('Price Unit')),
         'price_subtotal': fields.function(_amount_line, string='Subtotal',digits_compute= dp.get_precision('Account')),
         'tax_id': fields.many2many('account.tax', 'repair_operation_line_tax', 'repair_operation_line_id', 'tax_id', 'Taxes'),
-        'product_uom_qty': fields.float('Quantity (Unit of Measure)', digits=(16,2), required=True),
+        'product_uom_qty': fields.float('Quantity (Unit of Measure)', digits_compute= dp.get_precision('Product Unit of Measure'), required=True),
         'product_uom': fields.many2one('product.uom', 'Product Unit of Measure', required=True),
         'prodlot_id': fields.many2one('stock.production.lot', 'Lot Number',domain="[('product_id','=',product_id)]"),
         'invoice_line_id': fields.many2one('account.invoice.line', 'Invoice Line', readonly=True),
@@ -732,7 +732,7 @@ class mrp_repair_fee(osv.osv, ProductChangeMixin):
         'repair_id': fields.many2one('mrp.repair', 'Repair Order Reference', required=True, ondelete='cascade', select=True),
         'name': fields.char('Description', size=64, select=True,required=True),
         'product_id': fields.many2one('product.product', 'Product'),
-        'product_uom_qty': fields.float('Quantity', digits=(16,2), required=True),
+        'product_uom_qty': fields.float('Quantity', digits_compute= dp.get_precision('Product Unit of Measure'), required=True),
         'price_unit': fields.float('Unit Price', required=True),
         'product_uom': fields.many2one('product.uom', 'Product Unit of Measure', required=True),
         'price_subtotal': fields.function(_amount_line, string='Subtotal',digits_compute= dp.get_precision('Account')),