diff --git a/phpseclib/Crypt/DSA/Signature/PKCS.php b/phpseclib/Crypt/DSA/Signature/PKCS.php
index fa09e54a..eeb97755 100644
--- a/phpseclib/Crypt/DSA/Signature/PKCS.php
+++ b/phpseclib/Crypt/DSA/Signature/PKCS.php
@@ -36,7 +36,7 @@ abstract class PKCS
      *
      * @access public
      * @param array $key
-     * @return array
+     * @return array|bool
      */
     public static function load($sig)
     {