diff --git a/src/mame/drivers/8080bw.cpp b/src/mame/drivers/8080bw.cpp
index 1169649919c..d8f2987d712 100644
--- a/src/mame/drivers/8080bw.cpp
+++ b/src/mame/drivers/8080bw.cpp
@@ -4973,7 +4973,7 @@ GAMEL(19??, tst_invd,   invaders, invaders,  sicv,      driver_device, 0, ROT0,
 GAME( 1979, invadpt2,   0,        invadpt2,  invadpt2,  driver_device, 0, ROT270, "Taito", "Space Invaders Part II (Taito)", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_SOUND )
 GAME( 1979, invadpt2br, invadpt2, invadpt2,  invadpt2,  driver_device, 0, ROT270, "Taito do Brasil", "Space Invaders Part II (Brazil)", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_SOUND )
 GAME( 1980, invaddlx,   invadpt2, invaders,  invadpt2,  driver_device, 0, ROT270, "Taito (Midway license)", "Space Invaders Deluxe", MACHINE_SUPPORTS_SAVE )
-GAME( 1979, moonbase,   invadpt2, invadpt2,  invadpt2,  driver_device, 0, ROT270, "Taito / Nichibutsu", "Moon Base Zeta (set 1)", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_SOUND ) // this has a 'Taito Corp' string hidden away in the rom - how do you get it to display?
+GAME( 1979, moonbase,   invadpt2, invadpt2,  invadpt2,  driver_device, 0, ROT270, "Taito / Nichibutsu", "Moon Base Zeta (set 1)", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_SOUND ) // this has a 'Taito Corp' string hidden away in the rom - to display it, press P1 Right+P1 Fire+2P Start then P1 Left+P1 Fire+P1 Start at the attract gameplay sequence
 GAME( 1979, moonbasea,  invadpt2, invadpt2,  invadpt2,  driver_device, 0, ROT270, "Taito / Nichibutsu", "Moon Base Zeta (set 2)", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_SOUND ) // this has the same string replaced with Nichibutsu, no other differences
 
 GAME( 1980, spclaser,   0,        invadpt2,  spclaser,  driver_device, 0, ROT270, "Taito", "Space Laser", MACHINE_WRONG_COLORS | MACHINE_SUPPORTS_SAVE )