diff --git a/htdocs/comm/propal.php b/htdocs/comm/propal.php
index ab961a32977..8e4d86dc150 100644
--- a/htdocs/comm/propal.php
+++ b/htdocs/comm/propal.php
@@ -306,7 +306,7 @@ if ($_POST['action'] == "addligne" && $user->rights->propale->creer)
     {
         $propal->insert_product_generic(
 				    $_POST['np_desc'],
-				    $_POST['np_product_desc'], 
+				    $_POST['product_desc'], 
 				    $_POST['np_price'], 
 				    $_POST['np_qty'],
 				    $_POST['np_tva_tx'],
@@ -319,7 +319,7 @@ if ($_POST['action'] == "addligne" && $user->rights->propale->creer)
                     $_POST['qty'],
                     $_POST['remise'],
                     $_POST['np_desc'],
-                    $_POST['np_product_desc']);
+                    $_POST['product_desc']);
     }
     propale_pdf_create($db, $_POST['propalid'], $propal->modelpdf);
 }
diff --git a/htdocs/propal.class.php b/htdocs/propal.class.php
index f106bb7a3b7..f45da5b8bcb 100644
--- a/htdocs/propal.class.php
+++ b/htdocs/propal.class.php
@@ -175,7 +175,7 @@ class Propal
                     if ($conf->global->CHANGE_PROD_DESC)
 			              {
 			              	$sql = "INSERT INTO ".MAIN_DB_PREFIX."propaldet (fk_propal, fk_product, qty, price, tva_tx, description, remise_percent, subprice) VALUES ";
-                      $sql .= " (".$this->id.",". $idproduct.",'". $qty."','". $price."','".$txtva."','".addslashes($prod->product_desc)."','".price2num($remise_percent)."','".price2num($subprice)."')";
+                      $sql .= " (".$this->id.",". $idproduct.",'". $qty."','". $price."','".$txtva."','".addslashes($p_product_desc)."','".price2num($remise_percent)."','".price2num($subprice)."')";
                     }
                     else
                     {