diff --git a/oauth2_provider/views/base.py b/oauth2_provider/views/base.py
index 3e9a31269..e46e532c5 100644
--- a/oauth2_provider/views/base.py
+++ b/oauth2_provider/views/base.py
@@ -11,7 +11,6 @@
 from ..exceptions import OAuthToolkitError
 from ..forms import AllowForm
 from ..models import get_application_model
-from ..oauth2_validators import OAuth2Validator
 from .mixins import OAuthLibMixin
 
 Application = get_application_model()
@@ -67,7 +66,7 @@ class AuthorizationView(BaseAuthorizationView, FormView):
     form_class = AllowForm
 
     server_class = Server
-    validator_class = OAuth2Validator
+    validator_class = oauth2_settings.OAUTH2_VALIDATOR_CLASS
 
     def get_initial(self):
         # TODO: move this scopes conversion from and to string into a utils function
@@ -129,7 +128,7 @@ class TokenView(CsrfExemptMixin, OAuthLibMixin, View):
      * Client credentials
     """
     server_class = Server
-    validator_class = OAuth2Validator
+    validator_class = oauth2_settings.OAUTH2_VALIDATOR_CLASS
 
     def post(self, request, *args, **kwargs):
         url, headers, body, status = self.create_token_response(request)
diff --git a/oauth2_provider/views/generic.py b/oauth2_provider/views/generic.py
index d38fd14c6..b67cfa538 100644
--- a/oauth2_provider/views/generic.py
+++ b/oauth2_provider/views/generic.py
@@ -2,7 +2,7 @@
 
 from oauthlib.oauth2 import Server
 
-from ..oauth2_validators import OAuth2Validator
+from ..settings import oauth2_settings
 from .mixins import ProtectedResourceMixin, ScopedResourceMixin, ReadWriteScopedResourceMixin
 
 
@@ -11,7 +11,7 @@ class ProtectedResourceView(ProtectedResourceMixin, View):
     Generic view protecting resources by providing OAuth2 authentication out of the box
     """
     server_class = Server
-    validator_class = OAuth2Validator
+    validator_class = oauth2_settings.OAUTH2_VALIDATOR_CLASS
 
 
 class ScopedProtectedResourceView(ScopedResourceMixin, ProtectedResourceView):