diff --git a/bin/super-giggle b/bin/super-giggle
index bd44f12..fe46a72 100755
--- a/bin/super-giggle
+++ b/bin/super-giggle
@@ -16,15 +16,17 @@ if (file_exists(__DIR__ . '/../vendor/autoload.php') === true) {
 	require __DIR__ . '/../src/Util.php';
 }
 
-use SuperGiggle\Main;
-use SuperGiggle\Util;
+use SuperGiggle\{Main, Util, Os};
 
 $util = new Util;
+$util->setOs(new Os());
 $opts = $util->parseArgs();
 if (isset($opts['help'])) {
     $util->printUsage();
 }
 
-$phpcs = new Main();
-$phpcs->setUtil($util);
-$phpcs->run($opts);
+
+
+$sg = new Main();
+$sg->setUtil($util);
+$sg->run($opts);
diff --git a/scripts/build-phar b/scripts/build-phar
index 8c1208f..130b104 100755
--- a/scripts/build-phar
+++ b/scripts/build-phar
@@ -21,13 +21,17 @@ $phar->setStub(
 Phar::mapPhar("super-giggle.phar");
 require_once "phar://super-giggle.phar/Main.php";
 require_once "phar://super-giggle.phar/Util.php";
+require_once "phar://super-giggle.phar/Os.php";
 
-$opts = SuperGiggle\Util::parseArgs();
+$util = new SuperGiggle\Util();
+$util->setOs(new SuperGiggle\Os());
+$opts = $util->parseArgs();
 if (isset($opts["help"])) {
-    SuperGiggle\Util::printUsage();
+    $util->printUsage();
 }
 
 $sg = new SuperGiggle\Main();
+$sg->setUtil($util);
 $sg->isPhar = true;
 $sg->run($opts);
 exit(0);
diff --git a/src/Main.php b/src/Main.php
index eb7afdf..34f887d 100644
--- a/src/Main.php
+++ b/src/Main.php
@@ -214,7 +214,7 @@ private function parsePHPCSErrors(string $file): array
         $phpcs      = $this->options['phpcs'];
         $warnings   = $this->options['warnings'];
         $phpVersion = (empty($this->options['php-version']) === true) ? '' : "--runtime-set php_version {$this->options['php-version']}";
-        $execString = ($this->util->isWindows() === true) ? "$phpcs --report=json --standard=$stndr $file $warnings" :
+        $execString = ($this->util->os->isWindows() === true) ? "$phpcs --report=json --standard=$stndr $file $warnings" :
             "$php $phpcs --report=json --standard=$stndr '$file' $warnings $phpVersion";
 
         $response = shell_exec($execString);
diff --git a/src/Util.php b/src/Util.php
index 499500c..dc3472a 100644
--- a/src/Util.php
+++ b/src/Util.php
@@ -24,7 +24,7 @@ class Util
      *
      * @var Os
      */
-    private $os;
+    public $os;
 
 
     /**
@@ -35,17 +35,17 @@ class Util
     public function parseArgs(): array
     {
         $alloweds = [
-            'commit::',
+            'commit:',
             'help',
-            'all::',
+            'all',
             'verbose::',
-            'diff::',
-            'file::',
+            'diff',
+            'file:',
             'php::',
             'php-version::',
-            'phpcs::',
-            'repo::',
-            'standard::',
+            'phpcs:',
+            'repo:',
+            'standard:',
             'warnings::',
         ];
 
@@ -67,15 +67,16 @@ public function printUsage(): void
     {
         echo "  Usage: \033[0;35msuper-giggle [--commit]\033[0m\n\n";
         $options = [
-            'standard' => 'The name or path of the coding standard to use',
-            'diff'     => 'Validate changes on the current repository, between commits or branches',
-            'all'      => 'Performs a full check and not only the changed lines',
-            'repo'     => 'Indicates the git working directory. Defaults to current cwd',
-            'phpcs'    => 'Indicates the php binary. Defaults to ENV',
-            'type'     => 'The type of check. Defaults to "show" changes of a given commit. ',
-            'help'     => 'Print this help',
-            'verbose'  => 'Prints additional information',
-            'warnings' => 'Also displays warnings',
+            'standard'    => 'The name or path of the coding standard to use',
+            'diff'        => 'Validate changes on the current repository, between commits or branches',
+            'all'         => 'Performs a full check and not only the changed lines',
+            'repo'        => 'Indicates the git working directory. Defaults to current cwd',
+            'phpcs'       => 'Indicates the php binary. Defaults to ENV',
+            'php-version' => 'allows to specify a PHP version to check the code accordingly',
+            'type'        => 'The type of check. Defaults to "show" changes of a given commit. ',
+            'help'        => 'Print this help',
+            'verbose'     => 'Prints additional information',
+            'warnings'    => 'Also displays warnings',
         ];
         foreach ($options as $name => $description) {
             echo str_pad("\033[1;31m  --$name ", 22, ' ', STR_PAD_RIGHT) .