diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index cc3eedcc72d..cf196ab3a3c 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -5712,6 +5712,7 @@ class Facture extends CommonInvoice
 		$sql .= " FROM ".MAIN_DB_PREFIX."facture";
 		$sql .= " WHERE type = " . (int) $this->type ;
 		$sql .= " AND date_valid IS NOT NULL";
+		$sql .= " AND entity IN (".getEntity('invoice').")";
 		$sql .= " ORDER BY datef DESC LIMIT 1";
 
 		$result = $this->db->query($sql);