diff --git a/tests/includes/utilities.inc b/tests/includes/utilities.inc
index f4925d6f..4ea610ad 100644
--- a/tests/includes/utilities.inc
+++ b/tests/includes/utilities.inc
@@ -362,7 +362,7 @@ QUERY;
   /**
    * Asserts that the given PID represents a Fedora object.
    *
-   * @param $pid
+   * @param string $pid
    *   The PID of the object.
    *
    * @return bool
@@ -378,7 +378,7 @@ QUERY;
   /**
    * Asserts that the given PID does not represent a Fedora object.
    *
-   * @param $pid
+   * @param string $pid
    *   The PID of the object.
    *
    * @return bool