diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 0758c696e29..6519a8b9e13 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -2238,8 +2238,11 @@ abstract class CommonObject
 	 *	@param     	int		$projectid		Project id to link element to
 	 *	@return		int						<0 if KO, >0 if OK
 	 */
-	public function setProject($projectid)
+	public function setProject($projectid, $notrigger = 0)
 	{
+		global $user;
+		$error = 0;
+
 		if (!$this->table_element) {
 			dol_syslog(get_class($this)."::setProject was called on objet with property table_element not defined", LOG_ERR);
 			return -1;
@@ -2270,13 +2273,33 @@ abstract class CommonObject
 			$sql .= " WHERE rowid = ".((int) $this->id);
 		}
 
+		$this->db->begin();
+
 		dol_syslog(get_class($this)."::setProject", LOG_DEBUG);
 		if ($this->db->query($sql)) {
 			$this->fk_project = ((int) $projectid);
-			return 1;
 		} else {
 			dol_print_error($this->db);
+			$error++;
+		}
+
+		// Triggers
+		if (!$error && !$notrigger) {
+			// Call triggers
+			$result = $this->call_trigger(strtoupper($this->element) . '_MODIFY', $user);
+			if ($result < 0) {
+				$error++;
+			} //Do also here what you must do to rollback action if trigger fail
+			// End call triggers
+		}
+
+		// Commit or rollback
+		if ($error) {
+			$this->db->rollback();
 			return -1;
+		} else {
+			$this->db->commit();
+			return 1;
 		}
 	}
 
diff --git a/htdocs/ticket/class/ticket.class.php b/htdocs/ticket/class/ticket.class.php
index d63fa68dbfb..72ec8625e0e 100644
--- a/htdocs/ticket/class/ticket.class.php
+++ b/htdocs/ticket/class/ticket.class.php
@@ -2013,38 +2013,6 @@ class Ticket extends CommonObject
 		}
 	}
 
-	/**
-	 *     Link element with a project
-	 * 	   Override core function because of key name 'fk_project' used for this module
-	 *
-	 *     @param  int 		$projectid 			Project id to link element to
-	 *     @return int                   	   <0 if KO, >0 if OK
-	 */
-	public function setProject($projectid)
-	{
-		if (!$this->table_element) {
-			dol_syslog(get_class($this)."::setProject was called on objet with property table_element not defined", LOG_ERR);
-			return -1;
-		}
-
-		$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element;
-		if ($projectid) {
-			$sql .= ' SET fk_project = '.((int) $projectid);
-		} else {
-			$sql .= ' SET fk_project = NULL';
-		}
-		$sql .= ' WHERE rowid = '.((int) $this->id);
-
-		dol_syslog(get_class($this)."::setProject sql=".$sql);
-		if ($this->db->query($sql)) {
-			$this->fk_project = ((int) $projectid);
-			return 1;
-		} else {
-			dol_print_error($this->db);
-			return -1;
-		}
-	}
-
 	/**
 	 *     Link element with a contract
 	 *