diff --git a/src/Fetch/Server.php b/src/Fetch/Server.php
index 82b1c70..262d7fc 100644
--- a/src/Fetch/Server.php
+++ b/src/Fetch/Server.php
@@ -322,7 +322,7 @@ class Server
     /**
      * This returns the number of messages that the current mailbox contains.
      *
-     * @param  string   $mailbox
+     * @param  string $mailbox
      * @return int
      */
     public function numMessages($mailbox='')