diff --git a/src/FileBrowserField.php b/src/FileBrowserField.php
index 2ed5629..bc178cc 100644
--- a/src/FileBrowserField.php
+++ b/src/FileBrowserField.php
@@ -17,7 +17,7 @@ public function getMedia($path = '/')
         $this->media = new MediaManager($path);
         $this->variables = [
             'list'=>$this->media->ls(),
-            'baseURL'=>config('filesystems.disks'.config('admin.extensions.media-manager.disk').'url'),
+            'baseURL'=>config('filesystems.disks.'.config('admin.extensions.media-manager.disk').'.url'),
             'path'=>$this->path,
         ];
     }