diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6044cce..b6446d7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/) 
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
-## [UNRELEASED]
+## [1.0.0] - 2018-01-27
 
 ### Added
 
@@ -69,7 +69,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 First version
 
-[UNRELEASED]: https://github.com/middlewares/encoder/compare/v0.5.0...HEAD
+[1.0.0]: https://github.com/middlewares/encoder/compare/v0.5.0...v1.0.0
 [0.5.0]: https://github.com/middlewares/encoder/compare/v0.4.0...v0.5.0
 [0.4.0]: https://github.com/middlewares/encoder/compare/v0.3.2...v0.4.0
 [0.3.2]: https://github.com/middlewares/encoder/compare/v0.3.1...v0.3.2
diff --git a/README.md b/README.md
index e875dab..89cbb8a 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
 [![Total Downloads][ico-downloads]][link-downloads]
 [![SensioLabs Insight][ico-sensiolabs]][link-sensiolabs]
 
-Middleware to encode the response body to `gzip` or `deflate` encodings and add the `Content-Encoding` header. This package is splitted into the following components:
+Middleware to encode the response body to `gzip` or `deflate` if the `Accept-Encoding` header is present and adds the `Content-Encoding` header. This package is splitted into the following components:
 
 * [GzipEncoder](#gzipencoder)
 * [DeflateEncoder](#deflateencoder)
diff --git a/tests/EncoderTest.php b/tests/EncoderTest.php
index f5f39d9..591f42a 100644
--- a/tests/EncoderTest.php
+++ b/tests/EncoderTest.php
@@ -1,4 +1,5 @@
 <?php
+declare(strict_types = 1);
 
 namespace Middlewares\Tests;