diff --git a/htdocs/holiday/class/holiday.class.php b/htdocs/holiday/class/holiday.class.php
index f51e1ed85cf..76ea8555d85 100644
--- a/htdocs/holiday/class/holiday.class.php
+++ b/htdocs/holiday/class/holiday.class.php
@@ -275,7 +275,7 @@ class Holiday extends CommonObject
 		$sql .= "entity";
 		$sql .= ") VALUES (";
 		$sql .= "'(PROV)',";
-		$sql .= " ".((int) $this->fk_user)."',";
+		$sql .= " ".((int) $this->fk_user).",";
 		$sql .= " '".$this->db->idate($now)."',";
 		$sql .= " '".$this->db->escape($this->description)."',";
 		$sql .= " '".$this->db->idate($this->date_debut)."',";