diff --git a/src/Autoloader.php b/src/Autoloader.php
index 8e76483..34a4608 100644
--- a/src/Autoloader.php
+++ b/src/Autoloader.php
@@ -55,7 +55,7 @@ public function __construct()
 
         self::$instance = $this;
 
-        $this->relativePath = '/../' . basename(__DIR__);
+        $this->relativePath = '/../' . basename(WPMU_PLUGIN_DIR);
 
         if (is_admin()) {
             add_filter('show_advanced_plugins', [$this, 'showInAdmin'], 0, 2);