diff --git a/product/ERP5/PropertySheet/Organisation.py b/product/ERP5/PropertySheet/Organisation.py
index 240b499cfb0680b2e57e3e0bd40343ce7e5784ff..70d0d683c71d2718c440605c8864dff9fd732e8c 100644
--- a/product/ERP5/PropertySheet/Organisation.py
+++ b/product/ERP5/PropertySheet/Organisation.py
@@ -165,6 +165,19 @@ class Organisation:
       'acquisition_accessor_id'   : 'getDefaultEmailValue',
       'acquisition_depends'       : None,
       'mode'        : 'w' },
+    { 'id'          : 'alternate_email',
+      'storage_id'  : 'alternate_email',
+      'description' : 'An alternate email address for this organisation',
+      'type'        : 'content',
+      'portal_type' : ('Email'),
+      'acquisition_base_category' : ('region', ),
+      'acquisition_portal_type'   : ('Category',),
+      'acquisition_copy_value'    : 0,
+      'acquisition_mask_value'    : 1,
+      'acquisition_sync_value'    : 0,
+      'acquisition_accessor_id'   : 'getDefaultAlternateEmailValue',
+      'acquisition_depends'       : None,
+      'mode'        : 'w' },
     # Amortisation
     { 'id'          : 'financial_year_stop_date',
       'description' : 'The date which ends the organisation financial year',