diff --git a/htdocs/product/class/product.class.php b/htdocs/product/class/product.class.php
index 61f1c199d8c..0176effbb18 100644
--- a/htdocs/product/class/product.class.php
+++ b/htdocs/product/class/product.class.php
@@ -1011,6 +1011,11 @@ class Product extends CommonObject
 
 		// Check parameters
 		if ($newvat == '') $newvat=$this->tva_tx;
+		if (! empty($newminprice) && ($newminprice > $newprice))
+		{
+			$this->error='ErrorPricCanBeLowerThanMinPrice';
+			return -1;
+		}
 
 		if ($newprice!='' || $newprice==0)
 		{
diff --git a/htdocs/product/price.php b/htdocs/product/price.php
index cba87ea6e45..0a245093057 100644
--- a/htdocs/product/price.php
+++ b/htdocs/product/price.php
@@ -1,6 +1,6 @@
 <?php
 /* Copyright (C) 2001-2007	Rodolphe Quiedeville	<rodolphe@quiedeville.org>
- * Copyright (C) 2004-2012	Laurent Destailleur		<eldy@users.sourceforge.net>
+ * Copyright (C) 2004-2013	Laurent Destailleur		<eldy@users.sourceforge.net>
  * Copyright (C) 2005		Eric Seigne				<eric.seigne@ryxeo.com>
  * Copyright (C) 2005-2013	Regis Houssin			<regis.houssin@capnetworks.com>
  * Copyright (C) 2006		Andre Cianfarani		<acianfa@free.fr>