diff --git a/CHANGELOG.md b/CHANGELOG.md
index 650cc0371..e08383776 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -35,6 +35,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - Added `DataTable.get_row_at` to retrieve the values from a row by index https://github.com/Textualize/textual/pull/1786
 - Added `DataTable.get_column` to retrieve the values from a column by key https://github.com/Textualize/textual/pull/1786
 - Added `DataTable.get_column_at` to retrieve the values from a column by index https://github.com/Textualize/textual/pull/1786
+- Added `DataTable.HeaderSelected` which is posted when header label clicked https://github.com/Textualize/textual/pull/1788
 - Added `DOMNode.watch` and `DOMNode.is_attached` methods  https://github.com/Textualize/textual/pull/1750
 - Added `DOMNode.css_tree` which is a renderable that shows the DOM and CSS https://github.com/Textualize/textual/pull/1778
 - Added `DOMNode.children_view` which is a view on to a nodes children list, use for querying https://github.com/Textualize/textual/pull/1778