diff --git a/product/ERP5/PropertySheet/BusinessTemplate.py b/product/ERP5/PropertySheet/BusinessTemplate.py
index 8c5fbd60602f0b08760284f94cf6aac7614182dd..c8c6b1369f53011d6176c4cddea3b8bef291a4d4 100644
--- a/product/ERP5/PropertySheet/BusinessTemplate.py
+++ b/product/ERP5/PropertySheet/BusinessTemplate.py
@@ -224,6 +224,11 @@ class BusinessTemplate:
       'type'        : 'lines',
       'mode'        : 'w',
       'default'     : () },
+    { 'id'          : 'maintainer',
+      'description' : 'A list of maintainers',
+      'type'        : 'lines',
+      'mode'        : 'w',
+      'default'     : () },
     { 'id'          : 'template_update_business_template_workflow',
       'description' : 'A flag indicating if we have to update business template workflows',
       'type'        : 'boolean',