diff --git a/rest_framework_swagger/docgenerator.py b/rest_framework_swagger/docgenerator.py
index f83174b0..bc85f7b8 100644
--- a/rest_framework_swagger/docgenerator.py
+++ b/rest_framework_swagger/docgenerator.py
@@ -348,7 +348,6 @@ def _get_serializer_fields(self, serializer):
                 'description': description,
                 'type': data_type,
                 'format': data_format,
-                'required': getattr(field, 'required', False),
                 'defaultValue': get_default_value(field),
                 'readOnly': getattr(field, 'read_only', None),
             }