diff --git a/rest_auth/app_settings.py b/rest_auth/app_settings.py
index 96568aa..b1960eb 100644
--- a/rest_auth/app_settings.py
+++ b/rest_auth/app_settings.py
@@ -2,8 +2,10 @@ from django.conf import settings
 
 if getattr(settings, 'REST_AUTH_TOKEN_APP', False) is 'knox':
     from rest_auth.serializers import KnoxTokenSerializer as DefaultTokenSerializer
+    from .utils import create_knox_token as default_create_token
 else:
     from rest_auth.serializers import TokenSerializer as DefaultTokenSerializer
+    from .utils import default_create_token
 
 from rest_auth.serializers import (
     JWTSerializer as DefaultJWTSerializer,
@@ -12,7 +14,7 @@ from rest_auth.serializers import (
     PasswordResetSerializer as DefaultPasswordResetSerializer,
     PasswordResetConfirmSerializer as DefaultPasswordResetConfirmSerializer,
     PasswordChangeSerializer as DefaultPasswordChangeSerializer)
-from .utils import import_callable, default_create_token
+from .utils import import_callable
 
 create_token = import_callable(
     getattr(settings, 'REST_AUTH_TOKEN_CREATOR', default_create_token))
diff --git a/rest_auth/utils.py b/rest_auth/utils.py
index 800f184..14c351f 100644
--- a/rest_auth/utils.py
+++ b/rest_auth/utils.py
@@ -16,6 +16,11 @@ def default_create_token(token_model, user, serializer):
     return token
 
 
+def create_knox_token(token_model, user, serializer):
+    token = token_model.objects.get_or_create(user=user)
+    return token
+
+
 def jwt_encode(user):
     try:
         from rest_framework_jwt.settings import api_settings