diff --git a/src/psdimage.cpp b/src/psdimage.cpp
index 0fd3919e..00bf6f4c 100644
--- a/src/psdimage.cpp
+++ b/src/psdimage.cpp
@@ -22,6 +22,7 @@
   File:      psdimage.cpp
   Version:   $Rev$
   Author(s): Marco Piovanelli, Ovolab (marco)
+             Michael Ulbrich (mul)
   History:   05-Mar-2007, marco: created
  */
 // *****************************************************************************
diff --git a/src/psdimage.hpp b/src/psdimage.hpp
index 98112175..5eeb67fd 100644
--- a/src/psdimage.hpp
+++ b/src/psdimage.hpp
@@ -25,6 +25,8 @@
   @version $Rev$
   @author  Marco Piovanelli, Ovolab (marco)
            <a href="mailto:marco.piovanelli@pobox.com">marco.piovanelli@pobox.com</a>
+           Michael Ulbrich
+           <a href="mailto:mul@rentapacs.de">mul@rentapacs.de</a>
   @date    05-Mar-2007, marco: created
  */
 #ifndef PSDIMAGE_HPP_