diff --git a/CHANGELOG.md b/CHANGELOG.md
index 486d90e..a5a4f42 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,13 +1,16 @@
 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
+## 1.2.0
+### Added
+- support for mem_limit and memswap_limit
+
+## 1.1.0
 ### Changed
 
 - abstract polling and execution to runner-go library
 - use trace level logging for context errors
 - prefix docker resource names
-- support for mem_limit and memswap_limit
 
 ### Fixed
 - initialize environment map to prevent nil pointer