diff --git a/ChangeLog b/ChangeLog
index b6ecd3577e1..b8e4affd67d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -7,7 +7,7 @@ English Dolibarr ChangeLog
 For users:
 - New: If field "signature" is filled into user table, text is added 
   at end of predefined email texts. If option MAIL_DO_NOT_USE_SIGN is on, this
-  feautre is disabled.
+  feature is disabled.
 - New: Add link "Back to list" on all cards.
 - New: After first install, warning are visible onto mandatory setup not
   configured. Show also total number of activated modules.
@@ -67,6 +67,7 @@ For developers:
   action/calendar, trips and expenses, dons, vat payment, contact/society, contract, product lines, 
   expedition, order supplier and order invoice (lines included), intervention card, project, tasks.
 - New: Add ChromePHP output into syslog module.
+- New: Add PRODUCT_PRICE_MODIFY trigger.
 
 For translators:
 - New: Update language files (de, tr, pt, ca, es, en, fr).
diff --git a/htdocs/product/class/product.class.php b/htdocs/product/class/product.class.php
index 62365027f6d..0d80a5bbc7b 100644
--- a/htdocs/product/class/product.class.php
+++ b/htdocs/product/class/product.class.php
@@ -1027,6 +1027,16 @@ class Product extends CommonObject
 				$this->localtax2_tx = $localtax2;
 
 				$this->_log_price($user,$level);
+				
+				// Appel des triggers
+				include_once(DOL_DOCUMENT_ROOT . "/core/class/interfaces.class.php");
+				$interface=new Interfaces($this->db);
+				$result=$interface->run_triggers('PRODUCT_PRICE_MODIFY',$this,$user,$langs,$conf);
+				if ($result < 0) 
+				{
+					$error++; $this->errors=$interface->errors;
+				}
+				// Fin appel triggers
 			}
 			else
 			{