diff --git a/greenmine/projects/management/commands/sample_data.py b/greenmine/projects/management/commands/sample_data.py
index b14ab238..1aed7e27 100644
--- a/greenmine/projects/management/commands/sample_data.py
+++ b/greenmine/projects/management/commands/sample_data.py
@@ -290,7 +290,7 @@ class Command(BaseCommand):
         user = User.objects.create(
                 username='user-{0}'.format(counter),
                 first_name=self.sd.name('es'),
-                last_name=self.sd.surname('es'),
+                last_name=self.sd.surname('es', number=1),
                 email=self.sd.email(),
                 token=''.join(random.sample('abcdef0123456789', 10)),
                 color=self.sd.choice(COLOR_CHOICES))
diff --git a/greenmine/projects/serializers.py b/greenmine/projects/serializers.py
index 4533b66d..aca41766 100644
--- a/greenmine/projects/serializers.py
+++ b/greenmine/projects/serializers.py
@@ -97,7 +97,7 @@ class MembershipSerializer(serializers.ModelSerializer):
 class ProjectMembershipSerializer(serializers.ModelSerializer):
     role_name = serializers.CharField(source='role.name', required=False)
     full_name = serializers.CharField(source='user.get_full_name', required=False)
-
+    color = serializers.CharField(source='user.color', required=False)
     class Meta:
         model = models.Membership