diff --git a/config/filesystems.php b/config/filesystems.php
index d575778..ed2dd22 100644
--- a/config/filesystems.php
+++ b/config/filesystems.php
@@ -55,9 +55,10 @@
             'url' => env('AWS_URL'),
             'endpoint' => env('AWS_ENDPOINT'),
             'use_path_style_endpoint' => env('AWS_USE_PATH_STYLE_ENDPOINT', false),
-            'root' => env('AWS_BUCKET_ROOT'),
+            'root' => (string) env('AWS_BUCKET_ROOT'),
             'throw' => false,
         ],
+
         's3-public' => [
             'driver' => 's3',
             'key' => env('AWS_ACCESS_KEY_ID'),
@@ -68,7 +69,7 @@
             'endpoint' => env('AWS_ENDPOINT'),
             'use_path_style_endpoint' => env('AWS_USE_PATH_STYLE_ENDPOINT', false),
             'throw' => false,
-            'root' => env('AWS_BUCKET_PUBLIC_ROOT'),
+            'root' => (string) env('AWS_BUCKET_PUBLIC_ROOT'),
             'visibility' => 'public',
         ],