diff --git a/src/Installer/PluginInstaller.php b/src/Installer/PluginInstaller.php
index 82c4e80..6d699eb 100644
--- a/src/Installer/PluginInstaller.php
+++ b/src/Installer/PluginInstaller.php
@@ -167,7 +167,7 @@ public static function determinePlugins($packages, $pluginsDir = 'plugins', $ven
                     }
 
                     $name = $info->getFilename();
-                    if ($name{0} === '.') {
+                    if ($name[0] === '.') {
                         continue;
                     }