diff --git a/djangoldp_polls/migrations/0001_initial.py b/djangoldp_polls/migrations/0001_initial.py
index a19c6423333b2fc231b58cae339e99b3863c4338..363537ce753fc610aced92cfbcf34cd7671616db 100644
--- a/djangoldp_polls/migrations/0001_initial.py
+++ b/djangoldp_polls/migrations/0001_initial.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# Generated by Django 1.11.26 on 2020-04-23 10:11
+# Generated by Django 1.11.26 on 2020-05-25 00:56
 from __future__ import unicode_literals
 
 from django.conf import settings
@@ -17,24 +17,6 @@ class Migration(migrations.Migration):
     ]
 
     operations = [
-        migrations.CreateModel(
-            name='Debate',
-            fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('urlid', djangoldp.fields.LDPUrlField(blank=True, null=True, unique=True)),
-                ('created_at', models.DateTimeField(auto_now_add=True)),
-                ('comment', models.TextField(verbose_name='Long description')),
-                ('author', models.ForeignKey(blank=True, on_delete=django.db.models.deletion.CASCADE, related_name='createdDebated', to=settings.AUTH_USER_MODEL)),
-            ],
-        ),
-        migrations.CreateModel(
-            name='Option',
-            fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('urlid', djangoldp.fields.LDPUrlField(blank=True, null=True, unique=True)),
-                ('name', models.CharField(max_length=250, verbose_name='Options available for a vote')),
-            ],
-        ),
         migrations.CreateModel(
             name='Poll',
             fields=[
@@ -47,8 +29,7 @@ class Migration(migrations.Migration):
                 ('endDate', models.DateField(verbose_name='Date de fin')),
                 ('shortDescription', models.CharField(max_length=250, verbose_name='Short description')),
                 ('longDescription', models.TextField(verbose_name='Long description')),
-                ('author', models.ForeignKey(blank=True, on_delete=django.db.models.deletion.CASCADE, related_name='createdVotes', to=settings.AUTH_USER_MODEL)),
-                ('debate', models.ManyToManyField(blank=True, related_name='debate', to='djangoldp_polls.Debate')),
+                ('author', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='createdVotes', to=settings.AUTH_USER_MODEL)),
             ],
         ),
         migrations.CreateModel(
@@ -72,15 +53,15 @@ class Migration(migrations.Migration):
             fields=[
                 ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                 ('urlid', djangoldp.fields.LDPUrlField(blank=True, null=True, unique=True)),
-                ('author', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='author', to=settings.AUTH_USER_MODEL)),
-                ('chosenOption', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='chosenOption', to='djangoldp_polls.PollOption')),
-                ('relatedPoll', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='relatedPoll', to='djangoldp_polls.Poll')),
+                ('chosenOption', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='userVote', to='djangoldp_polls.PollOption')),
+                ('relatedPoll', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='votes', to='djangoldp_polls.Poll')),
+                ('user', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='user', to=settings.AUTH_USER_MODEL)),
             ],
         ),
         migrations.AddField(
             model_name='poll',
             name='pollOptions',
-            field=models.ManyToManyField(blank=True, related_name='pollOptions', to='djangoldp_polls.PollOption'),
+            field=models.ManyToManyField(blank=True, related_name='relatedPollOptions', to='djangoldp_polls.PollOption'),
         ),
         migrations.AddField(
             model_name='poll',
diff --git a/djangoldp_polls/models.py b/djangoldp_polls/models.py
index 007df40256124fcf1559f357b9aa575ca82daa96..12aef4beabb6250888783ad407e5d90927213fe6 100644
--- a/djangoldp_polls/models.py
+++ b/djangoldp_polls/models.py
@@ -32,7 +32,7 @@ class PollOption (Model):
 
     class Meta :
         serializer_fields = ['@id','name']
-        nested_fields = ['userVote','pollOptions']
+        nested_fields = ['userVote','relatedPollOptions']
         anonymous_perms = ['view','add']
         authenticated_perms =  ['inherit','add']
 
@@ -50,13 +50,13 @@ class Poll (Model):
     shortDescription = models.CharField(max_length=250,verbose_name="Short description")
     longDescription = models.TextField(verbose_name="Long description")
     tags = models.ManyToManyField(Tag, related_name='tags', blank=True)
-    pollOptions = models.ManyToManyField(PollOption, related_name='pollOptions', blank=True)
+    pollOptions = models.ManyToManyField(PollOption, related_name='relatedPollOptions', blank=True)
     #debate = models.ManyToManyField(Debate, related_name='debate', blank=True)
     #relatedVotes = models.ManyToManyField(Vote, related_name='relatedVotes', blank=True)
 
     class Meta : 
-        serializer_fields = ['@id','created_at','votes','author','title','image','hostingOrganisation','endDate','shortDescription','longDescription','tags']
-        nested_fields = ['tags','votes']
+        serializer_fields = ['@id','created_at','pollOptions','votes','author','title','image','hostingOrganisation','endDate','shortDescription','longDescription','tags']
+        nested_fields = ['tags','votes','pollOptions']
         anonymous_perms = ['view','add','change']
         authenticated_perms = ['inherit','add']
 
@@ -66,7 +66,7 @@ class Poll (Model):
 
 
 class Vote (Model):
-    user = models.ForeignKey(settings.AUTH_USER_MODEL, related_name='user')
+    user = models.ForeignKey(settings.AUTH_USER_MODEL, related_name='user',null=True,blank=True)
     chosenOption =  models.ForeignKey(PollOption, related_name='userVote')
     relatedPoll = models.ForeignKey(Poll, related_name='votes')
 
diff --git a/djangoldp_polls/serializers.py b/djangoldp_polls/serializers.py
index 299a9cfa73b055ef1a408daf0433fdd166d8b2dc..7bf3e4520d7eaace879efd64f1675603237e3adf 100644
--- a/djangoldp_polls/serializers.py
+++ b/djangoldp_polls/serializers.py
@@ -8,7 +8,7 @@ class PollOptionSerializer(LDPSerializer):
 
     class Meta:
         model = PollOption
-        fields = ['urlid', 'total_votes']
+        fields = ['urlid','name', 'total_votes']
 
     def get_total_votes(self, obj):
         votes_queryset = self.context.get("votes_queryset")