diff --git a/src/mame/drivers/zn.c b/src/mame/drivers/zn.c
index 58d48e9087a..1a47dd93e7f 100644
--- a/src/mame/drivers/zn.c
+++ b/src/mame/drivers/zn.c
@@ -6,7 +6,7 @@
   ==================================
   Driver by smf & R Belmont
   Board notes by The Guru
-  Thanks to Zinc Team, Amuse & Miguel Angel Horna
+  Thanks to Zinc Team, Peter Ferrie, Amuse & Miguel Angel Horna
 
 ***************************************************************************/