diff --git a/htdocs/core/class/html.form.class.php b/htdocs/core/class/html.form.class.php
index 828c7155912..2bbad2fe9f1 100644
--- a/htdocs/core/class/html.form.class.php
+++ b/htdocs/core/class/html.form.class.php
@@ -1117,10 +1117,11 @@ class Form
     function select_produits_fournisseurs($socid,$selected='',$htmlname='productid',$filtertype='',$filtre)
     {
         global $langs,$conf;
+
         if ($conf->global->PRODUIT_USE_SEARCH_TO_SELECT)
         {
             // mode=2 means suppliers products
-            print ajax_autocompleter('', $htmlname, DOL_URL_ROOT.'/product/ajaxproducts.php', 'htmlname='.$htmlname.'&outjson=1&price_level='.$price_level.'&type='.$filtertype.'&mode=2&status='.$status.'&finished='.$finished, $conf->global->PRODUIT_USE_SEARCH_TO_SELECT);
+            print ajax_autocompleter('', $htmlname, DOL_URL_ROOT.'/product/ajaxproducts.php', ($socid > 0?'socid='.$socid.'&':'').'htmlname='.$htmlname.'&outjson=1&price_level='.$price_level.'&type='.$filtertype.'&mode=2&status='.$status.'&finished='.$finished, $conf->global->PRODUIT_USE_SEARCH_TO_SELECT);
             print $langs->trans("RefOrLabel").' : <input type="text" size="16" name="search_'.$htmlname.'" id="search_'.$htmlname.'">';
             print '<br>';
         }