diff --git a/src/Settings.php b/src/Settings.php
index fb0c4ab5..24071af1 100644
--- a/src/Settings.php
+++ b/src/Settings.php
@@ -127,7 +127,7 @@ public static function parseArguments(array $arguments)
         }
 
         foreach ($arguments as $argument) {
-            if ($argument{0} !== '-') {
+            if ($argument[0] !== '-') {
                 $settings->paths[] = $argument;
             } else {
                 switch ($argument) {