diff --git a/product/ERP5Type/ZopePatch.py b/product/ERP5Type/ZopePatch.py
index 8ff54faf683acf95b6b1bc26141b8a9e64afe3a9..7d85051460c602012eae6bad2427f334f669efa8 100644
--- a/product/ERP5Type/ZopePatch.py
+++ b/product/ERP5Type/ZopePatch.py
@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 ##############################################################################
 #
 # Copyright (c) 2001 Zope Corporation and Contributors. All Rights Reserved.
@@ -53,6 +54,7 @@ from Products.ERP5Type.patches import DateTimePatch
 from Products.ERP5Type.patches import PythonScript
 from Products.ERP5Type.patches import MailTemplates
 from Products.ERP5Type.patches import http_server
+from Products.ERP5Type.patches import memcache_client
 
 # These symbols are required for backward compatibility
 from Products.ERP5Type.patches.PropertyManager import ERP5PropertyManager