diff --git a/CHANGELOG.md b/CHANGELOG.md
index b10c474..9e47dc2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,12 +5,16 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## Unreleased
+## 0.1.6
 ### Fixed
 
 - ZSH,JIT: Completing in the middle of a word (with `complete_in_word` option set) works now
 - ZSH,JIT: Completing paths tcsh style (f/b/b<TAB> -> foo/bar/baz) works now
 
+### Changed
+
+ - Breaking: `complgen complete` CLI interface has changed. Shell integration configuration needs to be updated.  See README.
+
 ## 0.1.5
 
 ### Fixed