diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5d4c5c0..8a2b367 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,9 @@
 # CHANGELOG
+## v1.1.0 (2018-03-31)
+
+* feat: remove old zone files
+* feat: test the playbook with ansible 2.5
+
 ## v1.0.0 (2018-03-21)
 
 * first version
diff --git a/README.md b/README.md
index a2781c5..86bb73a 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 # Ansible role: Bind
-[![Version](https://img.shields.io/badge/latest_version-1.0.0-green.svg)](https://github.com/nishiki/ansible-role-bind/releases)
+[![Version](https://img.shields.io/badge/latest_version-1.1.0-green.svg)](https://github.com/nishiki/ansible-role-bind/releases)
 [![Build Status](https://travis-ci.org/nishiki/ansible-role-bind.svg?branch=master)](https://travis-ci.org/nishiki/ansible-role-bind)
 [![License](https://img.shields.io/badge/license-Apache--2.0-blue.svg)](https://github.com/nishiki/ansible-role-bind/blob/master/LICENSE)