diff --git a/addons/hr_attendance/wizard/hr_attendance_sign_in_out.py b/addons/hr_attendance/wizard/hr_attendance_sign_in_out.py
index 7a51c2b9e1e..2631139b38d 100644
--- a/addons/hr_attendance/wizard/hr_attendance_sign_in_out.py
+++ b/addons/hr_attendance/wizard/hr_attendance_sign_in_out.py
@@ -29,7 +29,7 @@ class hr_si_so_ask(osv.osv_memory):
     _columns = {
         'name': fields.char('Employees name', size=32, required=True, readonly=True),
         'last_time': fields.datetime('Your last sign out', required=True),
-        'emp_id': fields.char('Empoyee ID', size=32, required=True, readonly=True),
+        'emp_id': fields.many2one('hr.employee', 'Empoyee ID', readonly=True),
         }
 
     def _get_empname(self, cr, uid, context=None):
@@ -52,10 +52,12 @@ class hr_si_so_ask(osv.osv_memory):
 
     def sign_in(self, cr, uid, ids, context=None):
         data = self.read(cr, uid, ids, [], context=context)[0]
+        data['emp_id'] = data['emp_id'] and data['emp_id'][0]
         return self.pool.get('hr.sign.in.out').sign_in(cr, uid, data, context)
 
     def sign_out(self, cr, uid, ids, context=None):
         data = self.read(cr, uid, ids, [], context=context)[0]
+        data['emp_id'] = data['emp_id'] and data['emp_id'][0]
         return self.pool.get('hr.sign.in.out').sign_out(cr, uid, data, context)
 
 hr_si_so_ask()
@@ -68,7 +70,7 @@ class hr_sign_in_out(osv.osv_memory):
     _columns = {
         'name': fields.char('Employees name', size=32, required=True, readonly=True),
         'state': fields.char('Current state', size=32, required=True, readonly=True),
-        'emp_id': fields.char('Employee ID', size=32, required=True, readonly=True),
+        'emp_id': fields.many2one('hr.employee', 'Empoyee ID', readonly=True),
                 }
 
     def _get_empid(self, cr, uid, context=None):
@@ -88,6 +90,7 @@ class hr_sign_in_out(osv.osv_memory):
         obj_model = self.pool.get('ir.model.data')
         att_obj = self.pool.get('hr.attendance')
         data = self.read(cr, uid, ids, [], context=context)[0]
+        data['emp_id'] = data['emp_id'] and data['emp_id'][0]
         emp_id = data['emp_id']
         att_id = att_obj.search(cr, uid, [('employee_id', '=', emp_id)], limit=1, order='name desc')
         last_att = att_obj.browse(cr, uid, att_id, context=context)
@@ -113,6 +116,7 @@ class hr_sign_in_out(osv.osv_memory):
         obj_model = self.pool.get('ir.model.data')
         att_obj = self.pool.get('hr.attendance')
         data = self.read(cr, uid, ids, [], context=context)[0]
+        data['emp_id'] = data['emp_id'] and data['emp_id'][0]
         emp_id = data['emp_id']
         att_id = att_obj.search(cr, uid, [('employee_id', '=', emp_id),('action', '!=', 'action')], limit=1, order='name desc')
         last_att = att_obj.browse(cr, uid, att_id, context=context)