diff --git a/core/modules/system/system.install b/core/modules/system/system.install
index ff01409dda4c7eaa905e6c14662b77c16122c8f9..57ac719d1393d7d3d9d54f0805d496f32155f867 100644
--- a/core/modules/system/system.install
+++ b/core/modules/system/system.install
@@ -649,7 +649,6 @@ function system_requirements($phase) {
     ];
   }
   if ($phase != 'install') {
-    $filesystem_config = \Drupal::config('system.file');
     $directories = [
       PublicStream::basePath(),
       // By default no private files directory is configured. For private files