diff --git a/htdocs/product/stock/class/productlot.class.php b/htdocs/product/stock/class/productlot.class.php
index 31c28eaa5b3..56c9e1cebe4 100644
--- a/htdocs/product/stock/class/productlot.class.php
+++ b/htdocs/product/stock/class/productlot.class.php
@@ -156,7 +156,17 @@ class Productlot extends CommonObject
 		if (!$error) {
 			$this->id = $this->db->last_insert_id(MAIN_DB_PREFIX . $this->table_element);
 
-			if (!$notrigger) {
+			// Actions on extra fields
+			if (empty($conf->global->MAIN_EXTRAFIELDS_DISABLED)) // For avoid conflicts if trigger used
+			{
+				$result=$this->insertExtraFields();
+				if ($result < 0)
+				{
+					$error++;
+				}
+			}
+			
+			if (! $error && ! $notrigger) {
 				// Uncomment this and change MYOBJECT to your own tag if you
 				// want this action to call a trigger.
 
@@ -313,6 +323,16 @@ class Productlot extends CommonObject
 			dol_syslog(__METHOD__ . ' ' . join(',', $this->errors), LOG_ERR);
 		}
 
+		// Actions on extra fields
+		if (empty($conf->global->MAIN_EXTRAFIELDS_DISABLED)) // For avoid conflicts if trigger used
+		{
+			$result=$this->insertExtraFields();
+			if ($result < 0)
+			{
+				$error++;
+			}
+		}
+		
 		if (!$error && !$notrigger) {
 			// Uncomment this and change MYOBJECT to your own tag if you
 			// want this action calls a trigger.