diff --git a/CHANGES b/CHANGES
index c6d252af..a6fa7ec6 100644
--- a/CHANGES
+++ b/CHANGES
@@ -19,6 +19,7 @@ Version 1.0
   from a view function.
 - Added :meth:`flask.Config.from_json`.
 - Added :attr:`flask.Flask.config_class`.
+- Added :meth:`flask.config.Config.get_namespace`.
 
 Version 0.10.2
 --------------
diff --git a/flask/config.py b/flask/config.py
index 164a04ba..dfc2f6b3 100644
--- a/flask/config.py
+++ b/flask/config.py
@@ -216,6 +216,8 @@ class Config(dict):
         :param namespace: a configuration namespace
         :param lowercase: a flag indicating if the keys of the resulting
                           dictionary should be lowercase
+
+        .. versionadded:: 1.0
         """
         rv = {}
         for k, v in iteritems(self):