diff --git a/profile_app/migrations/0006_alter_user_cpf.py b/profile_app/migrations/0006_alter_user_cpf.py
new file mode 100644
index 0000000..608cbab
--- /dev/null
+++ b/profile_app/migrations/0006_alter_user_cpf.py
@@ -0,0 +1,18 @@
+# Generated by Django 3.2.6 on 2022-04-18 01:17
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('profile_app', '0005_create_first_user'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='user',
+            name='cpf',
+            field=models.CharField(blank=True, max_length=15, unique=True),
+        ),
+    ]
diff --git a/profile_app/models.py b/profile_app/models.py
index 1ff8d46..aeefa89 100644
--- a/profile_app/models.py
+++ b/profile_app/models.py
@@ -4,8 +4,10 @@
 
 class UserManager(BaseUserManager):
 
-    def create_superuser(self, username, user_type, first_name, last_name,
-                         cpf, password, **other_fields):
+    def create_superuser(self, username, cpf, password, **other_fields):
+        user_type = "AD"
+        first_name = "super"
+        last_name = "user"
 
         other_fields.setdefault('is_superuser', True)
 
@@ -39,7 +41,7 @@ class User_Type(models.TextChoices):
         default=User_Type.VI)
     first_name = models.CharField(max_length=150, blank=True)
     last_name = models.CharField(max_length=150, blank=True)
-    cpf = models.CharField(max_length=15, blank=True)
+    cpf = models.CharField(max_length=15, blank=True, unique=True)
     is_superuser = models.BooleanField(default=False)
 
     USERNAME_FIELD = 'username'
diff --git a/profile_app/serializers.py b/profile_app/serializers.py
index 04d96f8..2d1cb1d 100644
--- a/profile_app/serializers.py
+++ b/profile_app/serializers.py
@@ -22,7 +22,7 @@ class GetUserSerializer(serializers.HyperlinkedModelSerializer):
 
     class Meta:
         model = User
-        fields = ['first_name', 'last_name']
+        fields = ['first_name', 'last_name', 'username', 'user_type', 'cpf', 'id']
 
 
 class UserSerializer(serializers.ModelSerializer):
diff --git a/tests/urls_tests.py b/tests/urls_tests.py
index 70de99f..f7aed12 100644
--- a/tests/urls_tests.py
+++ b/tests/urls_tests.py
@@ -32,8 +32,8 @@ def test_create(self, api_client):
             "user_type": "VI",
             "first_name": "test",
             "last_name": "test",
+            "password": os.getenv('POSTGRES_HOST'),
             "cpf": "11111111111",
-            "password": os.getenv('POSTGRES_HOST')
         }
 
         response = api_client.post(
@@ -47,8 +47,10 @@ def test_create_superuser(self, api_client):
             data={
                 'username': 'superuser',
                 'user_type': "AD",
+                'first_name': 'superuser',
+                'last_name': 'superuser',
                 'password': 'superuser',
-                'cpf': '00000000000',
+                'cpf': "00000000000",
                 'is_superuser': 'true'
             },
             format='json'
@@ -64,7 +66,8 @@ def test_get_user(self, api_client):
             "user_type": "AD",
             "first_name": "test",
             "last_name": "test",
-            "password": PASSWORD
+            "password": PASSWORD,
+            "cpf": "11111111111",
         }
 
         user_response = api_client.post(