diff --git a/djangorestframework/permissions.py b/djangorestframework/permissions.py
index b8a5224cb..7e19c6cd0 100644
--- a/djangorestframework/permissions.py
+++ b/djangorestframework/permissions.py
@@ -16,6 +16,8 @@ __all__ = (
     'IsAdminUser',
     'IsUserOrIsAnonReadOnly',
     'PerUserThrottling'
+    'PerViewThrottling'
+    'PerResourceThrottling'
 )