diff --git a/lib/EioDriver.php b/lib/EioDriver.php
index 1952ddb..0e3a14b 100644
--- a/lib/EioDriver.php
+++ b/lib/EioDriver.php
@@ -479,7 +479,9 @@ class EioDriver implements Driver
         if ($result === -1) {
             $deferred->fail(new FilesystemException(\eio_get_last_error($req)));
         } else {
-            $deferred->resolve($result["names"]);
+            $result = $result["names"];
+            \sort($result);
+            $deferred->resolve($result);
         }
     }