diff --git a/CHANGES b/CHANGES
index d646383e..69648f23 100644
--- a/CHANGES
+++ b/CHANGES
@@ -17,6 +17,7 @@ Version 1.0
 - Made Flask support custom JSON mimetypes for incoming data.
 - Added support for returning tuples in the form ``(response, headers)``
   from a view function.
+- Added :meth:`flask.Config.from_json`.
 
 Version 0.10.2
 --------------
diff --git a/flask/config.py b/flask/config.py
index 41909857..2ed5c180 100644
--- a/flask/config.py
+++ b/flask/config.py
@@ -175,6 +175,8 @@ class Config(dict):
                          root path.
         :param silent: set to `True` if you want silent failure for missing
                        files.
+
+        .. versionadded:: 1.0
         """
         filename = os.path.join(self.root_path, filename)