diff --git a/lib/php/lib/Protocol/TProtocol.php b/lib/php/lib/Protocol/TProtocol.php
index f7b581f..0de2cf5 100644
--- a/lib/php/lib/Protocol/TProtocol.php
+++ b/lib/php/lib/Protocol/TProtocol.php
@@ -181,7 +181,7 @@
      * The skip function is a utility to parse over unrecognized date without
      * causing corruption.
      *
-     * @param TType $type What type is it
+     * @param int $type What type is it (defined in TType::class)
      */
     public function skip($type)
     {