diff --git a/product/ERP5/ERP5Site.py b/product/ERP5/ERP5Site.py
index dcb7cef07507a87d7ab077b4670909c8b076ab26..9822c1ecff47d9d7a6af858fdc363d42589d3603 100755
--- a/product/ERP5/ERP5Site.py
+++ b/product/ERP5/ERP5Site.py
@@ -219,6 +219,7 @@ class ERP5Generator(PortalGenerator):
         p = parent.this()._getOb(id)
         p._setProperty('sql_connection_type', sql_connection_type, 'string')
         p._setProperty('sql_connection_string', sql_connection_string, 'string')
+        p._setProperty('management_page_charset', 'UTF-8', 'string') # XXX hardcoded charset
         self.setup(p, create_userfolder)
         return p