diff --git a/htdocs/core/lib/product.lib.php b/htdocs/core/lib/product.lib.php
index 79d8ac57834..e919bf2c8b6 100644
--- a/htdocs/core/lib/product.lib.php
+++ b/htdocs/core/lib/product.lib.php
@@ -374,7 +374,10 @@ function product_admin_prepare_head()
  */
 function product_lot_admin_prepare_head()
 {
-	global $langs, $conf, $user;
+	global $langs, $conf, $user, $db;
+
+	$extrafields = new ExtraFields($db);
+	$extrafields->fetch_name_optionals_label('product_lot');
 
 	$h = 0;
 	$head = array();
@@ -392,6 +395,10 @@ function product_lot_admin_prepare_head()
 
 	$head[$h][0] = DOL_URL_ROOT.'/product/admin/product_lot_extrafields.php';
 	$head[$h][1] = $langs->trans("ExtraFields");
+	$nbExtrafields = $extrafields->attributes['product_lot']['count'];
+	if ($nbExtrafields > 0) {
+		$head[$h][1] .= '<span class="badge marginleftonlyshort">'.$nbExtrafields.'</span>';
+	}
 	$head[$h][2] = 'attributes';
 	$h++;