diff --git a/.travis.yml b/.travis.yml
index d7a3a82..e017b01 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,7 +10,7 @@ matrix:
   fast_finish: true
   include:
     - env:
-      - PHP_CS_FIXER_VERSION=2.2.3
+      - PHP_CS_FIXER_VERSION=2.3.0
       - IS_LATEST=1
 
 before_script:
diff --git a/Dockerfile b/Dockerfile
index fc73b60..57e209e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ FROM php:7.1.5-alpine
 
 MAINTAINER herloct <herloct@gmail.com>
 
-ENV PHP_CS_FIXER_VERSION=2.2.3
+ENV PHP_CS_FIXER_VERSION=2.3.0
 
 RUN curl -L https://github.com/FriendsOfPHP/PHP-CS-Fixer/releases/download/v$PHP_CS_FIXER_VERSION/php-cs-fixer.phar > /usr/local/bin/php-cs-fixer \
     && chmod +x /usr/local/bin/php-cs-fixer \
diff --git a/README.md b/README.md
index e2b522e..770a721 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,8 @@
 
 ## Supported tags and respective `Dockerfile` links
 
-* [`2.2.3`, `latest`](https://github.com/herloct/docker-php-cs-fixer/blob/2.2.3/Dockerfile)
+* [`2.3.0`, `latest`](https://github.com/herloct/docker-php-cs-fixer/blob/2.3.0/Dockerfile)
+* [`2.2.3`](https://github.com/herloct/docker-php-cs-fixer/blob/2.2.3/Dockerfile)
 * [`2.1.3`](https://github.com/herloct/docker-php-cs-fixer/blob/2.1.3/Dockerfile)
 * [`2.0.1`](https://github.com/herloct/docker-php-cs-fixer/blob/2.0.1/Dockerfile)
 * [`1.13.1`](https://github.com/herloct/docker-php-cs-fixer/blob/1.13.1/Dockerfile)