diff --git a/scripts/upgrade b/scripts/upgrade
index 4c37216..e7bcd58 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -114,6 +114,8 @@ then
   ynh_systemd_action --service_name=nginx --action=reload
   #finalyse upgrade
   ynh_local_curl "/index.php"
+  sleep 5
+  ynh_local_curl "/index.php"
   upgrade_type="UPGRADE_APP"
 fi
 #=================================================