diff --git a/Dockerfile b/Dockerfile
index a21922c..f8e9676 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,7 @@
 FROM php:7
 
 RUN curl -LO https://github.com/marcelsud/diffcs/releases/download/v0.2.0/diffcs.phar && chmod +x diffcs.phar && mv diffcs.phar /usr/local/bin/diffcs 
+RUN curl -LO https://squizlabs.github.io/PHP_CodeSniffer/phpcs.phar && chmod +x phpcs.phar && mv phpcs.phar /usr/local/bin/phpcs
 
 ENTRYPOINT ["diffcs"]
 CMD ["--help"]
diff --git a/README.md b/README.md
index fb7cc36..c2bd05c 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ You can grab a copy of marcelsud/diffcs in either of the following ways:
 You can simply download a pre-compiled and ready-to-use version as a Phar to any directory. Simply download the latest diffcs.phar file from our [releases page](https://github.com/marcelsud/diffcs/releases):
 
 ```
-curl -LO https://github.com/marcelsud/diffcs/releases/download/v0.2.0/diffcs.phar
+curl -LO https://github.com/marcelsud/diffcs/releases/download/v0.2.1/diffcs.phar
 php diffcs.phar --help
 ```
 
diff --git a/src/Melody/Diffcs/Executor.php b/src/Melody/Diffcs/Executor.php
index 2bea548..a81cb3f 100644
--- a/src/Melody/Diffcs/Executor.php
+++ b/src/Melody/Diffcs/Executor.php
@@ -178,7 +178,7 @@ public function runCodeSniffer($downloadedFiles)
             }
 
             $command = sprintf(
-                "php $phpcsBinPath %s/%s --standard=%s",
+                "$phpcsBinPath %s/%s --standard=%s",
                 sys_get_temp_dir(),
                 $file,
                 $this->codeStandard
@@ -201,7 +201,7 @@ public function runCodeSniffer($downloadedFiles)
 
     private static function getPhpCsBinPath()
     {
-        $phpcsBinPath = shell_exec('which phpcs');
+        $phpcsBinPath = trim(shell_exec('which phpcs'));
 
         if (!$phpcsBinPath) {
             $phpcsBinPath = sys_get_temp_dir() . '/.diffcs/phpcs';