diff --git a/git_diff_renderer.php b/git_diff_renderer.php
index b2f15cc..00302dd 100644
--- a/git_diff_renderer.php
+++ b/git_diff_renderer.php
@@ -19,8 +19,7 @@ function __construct()
 
         unset($args[0]);
 
-
-        foreach ($args as $key => $arg) {
+        foreach ($args as $arg) {
             list($name, $value) = explode('=', $arg);
             $this->arguments["$name"] = $value;
         }