diff --git a/src/Setting/Provider/ConfigSettingsProvider.php b/src/Setting/Provider/ConfigSettingsProvider.php
index 8ceae2dd3..5374d098e 100644
--- a/src/Setting/Provider/ConfigSettingsProvider.php
+++ b/src/Setting/Provider/ConfigSettingsProvider.php
@@ -32,6 +32,7 @@ public function getSettings(): array
     {
         return [
             'asset_tree_paging_limit' => $this->config['assets']['tree_paging_limit'],
+            'asset_frontend_prefix' => $this->config['assets']['frontend_prefixes']['source'] ?: null,
             'document_tree_paging_limit' => $this->config['documents']['tree_paging_limit'],
             'object_tree_paging_limit' => $this->config['objects']['tree_paging_limit'],
             'timezone' => $this->config['general']['timezone'] ?: date_default_timezone_get(),