diff --git a/greenmine/projects/issues/models.py b/greenmine/projects/issues/models.py
index 4fbaa280..7ca917b9 100644
--- a/greenmine/projects/issues/models.py
+++ b/greenmine/projects/issues/models.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 
 from django.db import models
+from django.contrib.contenttypes import generic
 from django.conf import settings
 from django.utils import timezone
 from django.dispatch import receiver
@@ -48,6 +49,7 @@ class Issue(WatchedMixin):
                                       related_name="watched_issues",
                                       verbose_name=_("watchers"))
     tags = PickledObjectField(null=False, blank=True, verbose_name=_("tags"))
+    attachments = generic.GenericRelation("projects.Attachment")
 
     notifiable_fields = [
          "owner",
diff --git a/greenmine/projects/questions/models.py b/greenmine/projects/questions/models.py
index ad1e226f..77031a9a 100644
--- a/greenmine/projects/questions/models.py
+++ b/greenmine/projects/questions/models.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 
 from django.db import models
+from django.contrib.contenttypes import generic
 from django.utils.translation import ugettext_lazy as _
 from django.conf import settings
 from django.utils import timezone
@@ -42,6 +43,7 @@ class Question(WatchedMixin):
                                       related_name="watched_questions",
                                       verbose_name=_("watchers"))
     tags = PickledObjectField(null=False, blank=True, verbose_name=_("tags"))
+    attachments = generic.GenericRelation("projects.Attachment")
 
     notifiable_fields = [
         "owner",
diff --git a/greenmine/projects/tasks/models.py b/greenmine/projects/tasks/models.py
index 0cef11ee..7a2e5c46 100644
--- a/greenmine/projects/tasks/models.py
+++ b/greenmine/projects/tasks/models.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 
 from django.db import models
+from django.contrib.contenttypes import generic
 from django.conf import settings
 from django.utils import timezone
 from django.dispatch import receiver
@@ -43,6 +44,7 @@ class Task(WatchedMixin):
     watchers = models.ManyToManyField(settings.AUTH_USER_MODEL, null=True, blank=True,
                 related_name="watched_tasks", verbose_name=_("watchers"))
     tags = PickledObjectField(null=False, blank=True, verbose_name=_("tags"))
+    attachments = generic.GenericRelation("projects.Attachment")
     is_iocaine = models.BooleanField(default=False, null=False, blank=True,
                                      verbose_name=_("is iocaine"))
 
diff --git a/greenmine/projects/userstories/models.py b/greenmine/projects/userstories/models.py
index edd2489a..6d9030ce 100644
--- a/greenmine/projects/userstories/models.py
+++ b/greenmine/projects/userstories/models.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 
 from django.db import models
+from django.contrib.contenttypes import generic
 from django.conf import settings
 from django.dispatch import receiver
 from django.utils.translation import ugettext_lazy as _
@@ -70,6 +71,7 @@ class UserStory(WatchedMixin):
                                            verbose_name=_("is team requirement"))
     tags = PickledObjectField(null=False, blank=True,
                               verbose_name=_("tags"))
+    attachments = generic.GenericRelation("projects.Attachment")
 
     notifiable_fields = [
         "milestone",
diff --git a/greenmine/projects/wiki/models.py b/greenmine/projects/wiki/models.py
index a3e2ed61..a9652a96 100644
--- a/greenmine/projects/wiki/models.py
+++ b/greenmine/projects/wiki/models.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 
 from django.db import models
+from django.contrib.contenttypes import generic
 from django.conf import settings
 from django.utils.translation import ugettext_lazy as _
 
@@ -21,6 +22,7 @@ class WikiPage(models.Model):
                                         verbose_name=_("created date"))
     modified_date = models.DateTimeField(auto_now=True, null=False, blank=False,
                                          verbose_name=_("modified date"))
+    attachments = generic.GenericRelation("projects.Attachment")
 
     class Meta:
         verbose_name = "wiki page"