diff --git a/.circleci/config.yml b/.circleci/config.yml
index 0fd7227..138d8ad 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -8,7 +8,7 @@ jobs:
       - image: circleci/python:3.8.0
     environment:
       DJANGO_VERSION: 3.0
-      DRF: 3.9
+      DRF: 3.11
     executor: docker/docker
     steps:
       - checkout
diff --git a/dj_rest_auth/registration/app_settings.py b/dj_rest_auth/registration/app_settings.py
index 3e6db53..fdeae83 100644
--- a/dj_rest_auth/registration/app_settings.py
+++ b/dj_rest_auth/registration/app_settings.py
@@ -1,7 +1,7 @@
 from django.conf import settings
 
 from rest_framework.permissions import AllowAny
-from rest_auth.registration.serializers import (
+from dj_rest_auth.registration.serializers import (
     RegisterSerializer as DefaultRegisterSerializer
 )
 
diff --git a/dj_rest_auth/social_serializers.py b/dj_rest_auth/social_serializers.py
index 1621813..6f8a449 100644
--- a/dj_rest_auth/social_serializers.py
+++ b/dj_rest_auth/social_serializers.py
@@ -8,7 +8,7 @@ if 'allauth.socialaccount' in settings.INSTALLED_APPS:
     from allauth.socialaccount.models import SocialToken
     from allauth.socialaccount.providers.oauth.client import OAuthError
 
-    from rest_auth.registration.serializers import SocialConnectMixin
+    from dj_rest_auth.registration.serializers import SocialConnectMixin
 
 
 class TwitterLoginSerializer(serializers.Serializer):