diff --git a/src/mame/drivers/segas16b.cpp b/src/mame/drivers/segas16b.cpp
index f6deaabff5a..e2c246d291d 100644
--- a/src/mame/drivers/segas16b.cpp
+++ b/src/mame/drivers/segas16b.cpp
@@ -8436,7 +8436,9 @@ ROM_END
 //  Tough Turf, Sega System 16B
 //  CPU: 68000 + i8751 (317-0099)
 //  ROM Board type: 171-5358
-//  Sega ID# for ROM board: 834-6949
+//  Sega game ID: 833-6948 TOUGH TURF
+//    Main board: 837-6950
+//     ROM board: 834-6949
 //
 ROM_START( tturfu )
 	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code