diff --git a/addons/stock/wizard/stock_partial_picking.py b/addons/stock/wizard/stock_partial_picking.py
index 11eb41ac364..8f1a46f79f0 100644
--- a/addons/stock/wizard/stock_partial_picking.py
+++ b/addons/stock/wizard/stock_partial_picking.py
@@ -22,6 +22,7 @@
 import time
 from osv import fields, osv
 from tools.misc import DEFAULT_SERVER_DATETIME_FORMAT
+from tools.float_utils import float_compare
 import decimal_precision as dp
 from tools.translate import _
 
@@ -144,7 +145,7 @@ class stock_partial_picking(osv.osv_memory):
             qty_in_line_uom = uom_obj._compute_qty(cr, uid, line_uom.id, wizard_line.quantity, line_uom.id)
 
             if line_uom.factor and line_uom.factor <> 0:
-                if qty_in_line_uom <> wizard_line.quantity:
+                if float_compare(qty_in_line_uom, wizard_line.quantity, precision_rounding=line_uom.rounding) != 0:
                     raise osv.except_osv(_('Warning'), _('The uom rounding does not allow you to ship "%s %s", only roundings of "%s %s" is accepted by the uom.') % (wizard_line.quantity, line_uom.name, line_uom.rounding, line_uom.name))
             if move_id:
                 #Check rounding Quantity.ex.
@@ -155,7 +156,7 @@ class stock_partial_picking(osv.osv_memory):
                 #Compute the quantity for respective wizard_line in the initial uom
                 qty_in_initial_uom = uom_obj._compute_qty(cr, uid, line_uom.id, wizard_line.quantity, initial_uom.id)
                 without_rounding_qty = (wizard_line.quantity / line_uom.factor) * initial_uom.factor
-                if qty_in_initial_uom <> without_rounding_qty:
+                if float_compare(qty_in_initial_uom, without_rounding_qty, precision_rounding=initial_uom.rounding) != 0:
                     raise osv.except_osv(_('Warning'), _('The rounding of the initial uom does not allow you to ship "%s %s", as it would let a quantity of "%s %s" to ship and only roundings of "%s %s" is accepted by the uom.') % (wizard_line.quantity, line_uom.name, wizard_line.move_id.product_qty - without_rounding_qty, initial_uom.name, initial_uom.rounding, initial_uom.name))
             else:
                 seq_obj_name =  'stock.picking.' + picking_type