diff --git a/htdocs/fourn/facture/index.php b/htdocs/fourn/facture/index.php
index 9b0901e4ed7..33fcaab84e8 100644
--- a/htdocs/fourn/facture/index.php
+++ b/htdocs/fourn/facture/index.php
@@ -126,7 +126,7 @@ if ($_GET["filtre"])
 
 if (GETPOST("search_ref"))
 {
-	$sql .= " AND fac.rowid like '%".$db->escape(GETPOST("search_ref"))."%'";
+	$sql .= " AND fac.rowid = ".$db->escape(GETPOST("search_ref"));
 }
 if (GETPOST("search_ref_supplier"))
 {