diff --git a/includes/environment.inc b/includes/environment.inc
index fc35de5..327bf29 100644
--- a/includes/environment.inc
+++ b/includes/environment.inc
@@ -791,7 +791,7 @@ function drush_directory_cache($subdir = '') {
   if ($home) {
     $cache_locations[$home] = '.drush/cache';
   }
-  $cache_locations[drush_find_tmp()] = 'drush/' . getenv('USER') . '/cache';
+  $cache_locations[drush_find_tmp()] = 'drush-' . getenv('USER') . '/cache';
   foreach ($cache_locations as $base => $dir) {
     if (!empty($base) && is_writable($base)) {
       $cache_dir = $base . '/' . $dir;