diff --git a/rest_framework/utils/encoders.py b/rest_framework/utils/encoders.py
index 4ef3a55a9..18532ec81 100644
--- a/rest_framework/utils/encoders.py
+++ b/rest_framework/utils/encoders.py
@@ -8,8 +8,7 @@ import decimal
 import json
 import uuid
 from json.encoder import (FLOAT_REPR, INFINITY, _make_iterencode,
-                          c_make_encoder, encode_basestring,
-                          encode_basestring_ascii)
+                          encode_basestring, encode_basestring_ascii)
 
 from django.db.models.query import QuerySet
 from django.utils import six, timezone
@@ -76,18 +75,10 @@ class JSONEncoder(json.JSONEncoder):
 
             return text
 
-        if (_one_shot and c_make_encoder is not None
-                and self.indent is None):
-            _iterencode = c_make_encoder(
-                markers, self.default, _encoder, self.indent,
-                self.key_separator, self.item_separator, self.sort_keys,
-                self.skipkeys, self.allow_nan)
-        else:
-            _iterencode = _make_iterencode(
-                markers, self.default, _encoder, self.indent, floatstr,
-                self.key_separator, self.item_separator, self.sort_keys,
-                self.skipkeys, _one_shot)
-        return _iterencode(o, 0)
+        return _make_iterencode(markers, self.default, _encoder, self.indent,
+                                floatstr, self.key_separator,
+                                self.item_separator, self.sort_keys,
+                                self.skipkeys, _one_shot)(o, 0)
 
     def default(self, obj):
         # For Date Time string spec, see ECMA 262