diff --git a/lib/tablelib.php b/lib/tablelib.php
index 05b86f57169..246916ee3b8 100644
--- a/lib/tablelib.php
+++ b/lib/tablelib.php
@@ -127,7 +127,7 @@ class flexible_table {
 
     /**
      * Constructor
-     * @param int $uniqueid all tables have to have a unique id, this is used
+     * @param string $uniqueid all tables have to have a unique id, this is used
      *      as a key when storing table properties like sort order in the session.
      */
     function __construct($uniqueid) {