diff --git a/poweremail_campaign/migrations/5.0.23.12.0/post-0001_add_reference_extra_data.py b/poweremail_campaign/migrations/5.0.23.12.0/post-0001_add_reference_extra_data.py
new file mode 100644
index 0000000..ae80b9d
--- /dev/null
+++ b/poweremail_campaign/migrations/5.0.23.12.0/post-0001_add_reference_extra_data.py
@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+import logging
+import pooler
+from oopgrade.oopgrade import load_data, load_data_records
+
+
+def up(cursor, installed_version):
+    if not installed_version:
+        return
+
+    logger = logging.getLogger('openerp.migration')
+
+    logger.info("Creating pooler")
+    pool = pooler.get_pool(cursor.dbname)
+
+    ##UPDATAR UN MODUL NOU AL CREAR-LO O AFEGIR UNA COLUMNA##
+    logger.info("Creating table: poweremail.campaign.line")
+    pool.get("poweremail.campaign.line")._auto_init(cursor, context={'module': 'poweremail_campaign'})
+    logger.info("Table created succesfully.")
+
+def down(cursor, installed_version):
+    pass
+
+
+migrate = up
diff --git a/poweremail_campaign/poweremail_campaign_line.py b/poweremail_campaign/poweremail_campaign_line.py
index 66c580c..93ba94a 100644
--- a/poweremail_campaign/poweremail_campaign_line.py
+++ b/poweremail_campaign/poweremail_campaign_line.py
@@ -3,6 +3,8 @@
 from osv import osv, fields
 from osv.osv import TransactionExecute
 from base.res.partner.partner import _lang_get
+import json
+from ast import literal_eval
 
 
 class PoweremailCampaignLine(osv.osv):
@@ -77,7 +79,7 @@ def poweremail_unlink_callback(self, cursor, uid, ids, context=None):
     def send_mail_from_line(self, cursor, uid, line_id, template, context=None):
         pm_template_obj = TransactionExecute(cursor.dbname, uid, 'poweremail.templates')
         self_obj = TransactionExecute(cursor.dbname, uid, 'poweremail.campaign.line')
-        line_v = self.read(cursor, uid, line_id, ['state', 'mail_id'])
+        line_v = self.read(cursor, uid, line_id, ['state', 'mail_id', 'reference_extra_data'])
         if line_v['state'] in ('sent', 'sending') and line_v['mail_id']:
             return
         ref_aux = self.read(cursor, uid, line_id, ['ref'])['ref']
@@ -85,6 +87,8 @@ def send_mail_from_line(self, cursor, uid, line_id, template, context=None):
         try:
             context['src_rec_id'] = line_id
             context['src_model'] = self._name
+            if line_v.get('reference_extra_data'):
+                context['reference_extra_data'] = literal_eval(json.loads(line_v['reference_extra_data']))
             self_obj.write(line_id, {'state': 'sending'})
             pm_template_obj.generate_mail(template, id_aux, context=context)
         except Exception as e:
@@ -120,7 +124,8 @@ def generate_mail_button(self, cursor, uid, ids, context=None):
         ),
         'state': fields.selection(STATE_SELECTION, 'State'),
         'log': fields.text('Line Log'),
-        'lang': fields.selection(_lang_get, 'Language', size=5, readonly=True)
+        'lang': fields.selection(_lang_get, 'Language', size=5, readonly=True),
+        'reference_extra_data': fields.text('Extra data', widget='json')
     }
 
     _defaults = {
@@ -137,7 +142,7 @@ class PoweremailCampaign(osv.osv):
     _inherit = 'poweremail.campaign'
 
     _columns = {
-        'reference_ids': fields.one2many('poweremail.campaign.line', 'campaign_id', 'Campaign Line'),
+        'reference_ids': fields.one2many('poweremail.campaign.line', 'campaign_id', 'Campaign Line')
     }