diff --git a/django/core/serializers/json.py b/django/core/serializers/json.py
index b66b3697b3..9da8993ee6 100644
--- a/django/core/serializers/json.py
+++ b/django/core/serializers/json.py
@@ -119,6 +119,3 @@ class DjangoJSONEncoder(json.JSONEncoder):
             return six.text_type(o)
         else:
             return super(DjangoJSONEncoder, self).default(o)
-
-# Older, deprecated class name (for backwards compatibility purposes).
-DateTimeAwareJSONEncoder = DjangoJSONEncoder
diff --git a/docs/releases/1.11.txt b/docs/releases/1.11.txt
index 706ee1dbd4..d62ea80e8c 100644
--- a/docs/releases/1.11.txt
+++ b/docs/releases/1.11.txt
@@ -413,6 +413,10 @@ Miscellaneous
 * The :djadmin:`makemessages` command now requires configured settings, like
   most other commands.
 
+* The undocumented ``DateTimeAwareJSONEncoder`` alias for
+  :class:`~django.core.serializers.json.DjangoJSONEncoder` (renamed in Django
+  1.0) is removed.
+
 .. _deprecated-features-1.11:
 
 Features deprecated in 1.11