diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 01f62d91c401707e5819883e1d5695510574e301..aa57bd783e81cdf5fe3580ad3dfb5b7892add790 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,3 +1,11 @@
+Changes in Release 2.x.x
+--------------------------------------------------------------------------------
+
+ * Introduced CreateMeanlDDTHA function to evaluate the consistency of a
+   structure with a full ensemble of structures.
+ * FindMembrane algorithm returns additional intermediate results.
+ * Several minor bug fixes and improvements.
+
 Changes in Release 2.1.0
 --------------------------------------------------------------------------------