diff --git a/htdocs/fourn/class/fournisseur.product.class.php b/htdocs/fourn/class/fournisseur.product.class.php
index 10bbd8b270b..a54b2bc2ce5 100644
--- a/htdocs/fourn/class/fournisseur.product.class.php
+++ b/htdocs/fourn/class/fournisseur.product.class.php
@@ -199,9 +199,26 @@ class ProductFournisseur extends Product
 			dol_syslog(get_class($this).'::update_buyprice sql='.$sql);
 			$resql = $this->db->query($sql);
 			if ($resql)
-			{
-				$this->db->commit();
-				return 0;
+			{	
+				// Appel des triggers
+				include_once(DOL_DOCUMENT_ROOT . "/core/class/interfaces.class.php");
+				$interface=new Interfaces($this->db);
+				$result=$interface->run_triggers('UPDATE_BUYPRICE',$this,$user,$langs,$conf);
+				if ($result < 0)
+				{
+					$error++; $this->errors=$interface->errors;
+				}
+				
+				if (empty($error))
+				{
+					$this->db->commit();
+					return 0;
+				}
+				else
+				{
+					$this->db->rollback();
+					return 1;
+				}
 			}
 			else
 			{
diff --git a/htdocs/product/fournisseurs.php b/htdocs/product/fournisseurs.php
index e98ce39bfe9..cd5f69ba95d 100644
--- a/htdocs/product/fournisseurs.php
+++ b/htdocs/product/fournisseurs.php
@@ -72,6 +72,10 @@ if (! $sortorder) $sortorder="ASC";
 /*
  * Actions
  */
+ 
+$parameters=array('socid'=>$socid, 'id_prod'=>$id);
+$reshook=$hookmanager->executeHooks('doActions',$parameters,$object,$action);    // Note that $action and $object may have been modified by some hooks
+$error=$hookmanager->error; $errors=array_merge($errors, (array) $hookmanager->errors);
 
 if ($action == 'remove_pf')
 {
@@ -385,6 +389,12 @@ if ($id || $ref)
 	        		print '</td>';
 					print '</tr>';
 				}
+				
+				if (is_object($hookmanager))
+				{
+					$parameters=array('id_fourn'=>$id_fourn,'prod_id'=>$product->id);
+				    $reshook=$hookmanager->executeHooks('formObjectOptions',$parameters,$object,$action);
+				}
 
 				print '</table>';