diff --git a/CHANGELOG.md b/CHANGELOG.md
index 89da2f3a82b..3e77b2ada98 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## [Unreleased]
+
+### Changed
+- a `Grid` from `plotly.grid_objs` now accepts a `pandas.Dataframe` as its argument.
+
 ## [2.0.0] - 2017-01-25
 
 ### Changed