diff --git a/addons/website_forum/models/gamification.py b/addons/website_forum/models/gamification.py
index c7474022f08..cffe52c4848 100644
--- a/addons/website_forum/models/gamification.py
+++ b/addons/website_forum/models/gamification.py
@@ -1,9 +1,6 @@
 # -*- coding: utf-8 -*-
 
-import copy
-
 from openerp.osv import osv, fields
-from openerp.tools.translate import _
 
 
 class gamification_challenge(osv.Model):
@@ -14,55 +11,9 @@ class gamification_challenge(osv.Model):
         res.append(('forum', 'Website / Forum'))
         return res
 
-    _columns = {
-        'category': fields.selection(lambda s, *a, **k: s._get_categories(*a, **k),
-            string="Appears in", help="Define the visibility of the challenge through menus", required=True),
-    }
-
-    def check_challenge_reward(self, cr, uid, ids, force=False, context=None):
-        """NOTE: gamification module never assigns reward for and on going challenge,
-         here we need to assign badges to the users who have completed their goal."""
-        if isinstance(ids, (int,long)):
-            ids = [ids]
-        context = context or {}
-        badge_user_obj = self.pool.get('gamification.badge.user');
-        super(gamification_challenge, self).check_challenge_reward(cr, uid, ids, force=False, context=context)
-        for challenge in self.browse(cr, uid, ids, context=context):
-            if challenge.category == 'forum':
-                rewarded_users = []
-                for user in challenge.user_ids:
-                    bages_user_ids = badge_user_obj.search(cr, uid, [('user_id', '=', user.id),('badge_id', '=', challenge.reward_id.id)],context=None)
-                    # if user not rewarded before then give reward.
-                    if not bages_user_ids:
-                        reached_goal_ids = self.pool.get('gamification.goal').search(cr, uid, [
-                            ('challenge_id', '=', challenge.id),
-                            ('user_id', '=', user.id),
-                            ('state', '=', 'reached'),
-                        ], context=context)
-                        if len(reached_goal_ids) == len(challenge.line_ids):
-                            self.reward_user(cr, uid, user.id, challenge.reward_id.id, context)
-                            rewarded_users.append(user)
-                if rewarded_users:
-                    message_body = _("Reward (badge %s) for every succeeding user was sent to %s." % (challenge.reward_id.name, ", ".join([user.name for user in rewarded_users])))
-                    self.message_post(cr, uid, challenge.id, body=message_body, context=context)
-        return True
 
 class Badge(osv.Model):
     _inherit = 'gamification.badge'
     _columns = {
         'level': fields.selection([('bronze', 'bronze'), ('silver', 'silver'), ('gold', 'gold')], 'Forum Badge Level'),
     }
-
-class Users(osv.Model):
-    _inherit = 'res.users'
-
-    def _serialised_goals_summary(self, cr, uid, user_id, context=None):
-        """Do not show forum challenges in user inbox side panel."""
-        all_goals_info = super(Users, self)._serialised_goals_summary(cr, uid, user_id, context=context)
-        goals_info = copy.copy(all_goals_info)
-        challenge_obj = self.pool['gamification.challenge']
-        for goal in all_goals_info:
-            challenge = challenge_obj.browse(cr, uid, goal['id'], context=context)
-            if challenge.category == 'forum':
-                goals_info.remove(goal)
-        return goals_info