diff --git a/include/upgrade-plugin.php b/include/upgrade-plugin.php
index 53c71f255..554df6e2f 100644
--- a/include/upgrade-plugin.php
+++ b/include/upgrade-plugin.php
@@ -38,6 +38,7 @@ $xml=$package_repository->getContent();
 
 $a_plugin=$xml->xpath('//plugins/plugin');
 $nb_plugin=count($a_plugin);
+echo _("Les extensions doivent être activées dans le dossier après installation");
 ?>
 
 <table>