diff --git a/htdocs/propal.class.php b/htdocs/propal.class.php
index 980d232cbd0..8431d963d0f 100644
--- a/htdocs/propal.class.php
+++ b/htdocs/propal.class.php
@@ -504,8 +504,9 @@ class Propal extends CommonObject
         $sql.= "'".addslashes($this->note_public)."',";
         $sql.= "'".$this->modelpdf."',".$this->db->idate($this->fin_validite).",";
         $sql.= " ".$this->cond_reglement_id.", ".$this->mode_reglement_id.",";
-        if ($conf->global->PROPALE_ADD_SHIPPING_DATE) $sql.= " ".$this->db->idate($this->date_livraison).",";
-        $sql.= "'".addslashes($this->ref_client)."')";
+        $sql.= "'".addslashes($this->ref_client)."'";
+        if ($conf->global->PROPALE_ADD_SHIPPING_DATE) $sql.= ", ".$this->db->idate($this->date_livraison);
+		$sql.= ")";
 
         $resql=$this->db->query($sql);
         if ($resql)