diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index db56f26f6629552e82d8cfe282fa09b1e119a2b2..59676322b20b0606069f0ebbc183ab5b4ce2a04a 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,3 +1,9 @@
+Changes in Release 2.x
+--------------------------------------------------------------------------------
+
+ * mmCIF writing support.
+ * Several bug fixes and improvements.
+
 Changes in Release 2.6.1
 --------------------------------------------------------------------------------