diff --git a/src/mame/drivers/cps1.c b/src/mame/drivers/cps1.c
index 748fc150c16..5e534212024 100644
--- a/src/mame/drivers/cps1.c
+++ b/src/mame/drivers/cps1.c
@@ -2968,44 +2968,6 @@ MACHINE_DRIVER_END
 
 #define CODE_SIZE 0x400000
 
-/* B-Board 88618B */
-ROM_START( forgottn )
-	ROM_REGION( CODE_SIZE, "maincpu", 0 )
-	ROM_LOAD16_BYTE( "lwu_11a.14f",    0x00000, 0x20000, CRC(ddf78831) SHA1(b9c815613efdfde933d4500b588798b7fb4c1854) )
-	ROM_LOAD16_BYTE( "lwu_15a.14g",    0x00001, 0x20000, CRC(f7ce2097) SHA1(44c06fabdb6de7d8afc2164458c90b0be9cf945d) )
-	ROM_LOAD16_BYTE( "lwu_10a.13f",    0x40000, 0x20000, CRC(8cb38c81) SHA1(1d36cab7d17ff778ee7dfcd9606a3a87f6906f21) )
-	ROM_LOAD16_BYTE( "lwu_14a.13g",    0x40001, 0x20000, CRC(d70ef9fd) SHA1(b393aa2a7bea440fdcf057ffc6ff233fc0d35d4b) )
-	ROM_LOAD16_WORD_SWAP( "lw-07.13e", 0x80000, 0x80000, CRC(fd252a26) SHA1(5cfb097984912a5167a8c7ec4c2e119b642f9970) )
-
-	ROM_REGION( 0x400000, "gfx", 0 )
-	ROMX_LOAD( "lw-01.9d",  0x000000, 0x80000, CRC(0318f298) SHA1(178ffd6da7bf845e30abf1bfc38a469cd319a73f) , ROM_GROUPWORD | ROM_SKIP(6) )
-	ROMX_LOAD( "lw-08.9f",  0x000002, 0x80000, CRC(25a8e43c) SHA1(d57cee1fc508db2677e84882fb814e4d9ad20543) , ROM_GROUPWORD | ROM_SKIP(6) )
-	ROMX_LOAD( "lw-05.9e",  0x000004, 0x80000, CRC(e4552fd7) SHA1(11147afc475904848458425661473586dd6f60cc) , ROM_GROUPWORD | ROM_SKIP(6) )
-	ROMX_LOAD( "lw-12.9g",  0x000006, 0x80000, CRC(8e6a832b) SHA1(d63a1331fda2365f090fa31950098f321a720ea8) , ROM_GROUPWORD | ROM_SKIP(6) )
-	ROMX_LOAD( "lw-02.12d", 0x200000, 0x80000, CRC(43e6c5c8) SHA1(d3e6c971de0477ec4e178adc82508208dd8b397f) , ROM_GROUPWORD | ROM_SKIP(6) )
-	ROMX_LOAD( "lw-09.12f", 0x200002, 0x80000, CRC(899cb4ad) SHA1(95e61af338945e690f2a82746feba3871ea224eb) , ROM_GROUPWORD | ROM_SKIP(6) )
-	ROMX_LOAD( "lw-06.12e", 0x200004, 0x80000, CRC(5b9edffc) SHA1(6fd8f4a3ab070733b52365ab1945bf86acb2bf62) , ROM_GROUPWORD | ROM_SKIP(6) )
-	ROMX_LOAD( "lw-13.12g", 0x200006, 0x80000, CRC(8e058ef5) SHA1(00f2c0050fd106276ea5398511c5861ebfbc0d10) , ROM_GROUPWORD | ROM_SKIP(6) )
-
-	ROM_REGION( 0x8000, "stars", 0 )
-	ROM_COPY( "gfx", 0x200000, 0x000000, 0x8000 )
-
-	ROM_REGION( 0x18000, "audiocpu", 0 )
-	ROM_LOAD( "lwu_00.14a", 0x00000, 0x08000, CRC(59df2a63) SHA1(dfe1fffc7a17179a80a2ae623e93b30a7d6df20d) )	// == lw_00b.14a
-	ROM_CONTINUE(           0x10000, 0x08000 )
-
-	ROM_REGION( 0x40000, "oki", 0 )	/* Samples */
-	ROM_LOAD( "lw-03u.14c", 0x00000, 0x20000, CRC(807d051f) SHA1(720e4733787b9b11f4d1cdce0892b69475802844) )
-	ROM_LOAD( "lw-04u.13c", 0x20000, 0x20000, CRC(e6cd098e) SHA1(667f6e5736f76a1c4c450c4e2035574ea89d7910) )
-
-	ROM_REGION( 0x0200, "aboardplds", ROMREGION_DISPOSE )
-	ROM_LOAD( "buf1",         0x0000, 0x0117, CRC(eb122de7) SHA1(b26b5bfe258e3e184f069719f9fd008d6b8f6b9b) )
-	ROM_LOAD( "ioa1",         0x0000, 0x0117, CRC(59c7ee3b) SHA1(fbb887c5b4f5cb8df77cec710eaac2985bc482a6) )
-	ROM_LOAD( "prg1",         0x0000, 0x0117, CRC(f1129744) SHA1(a5300f301c1a08a7da768f0773fa0fe3f683b237) )
-	ROM_LOAD( "rom1",         0x0000, 0x0117, CRC(41dc73b9) SHA1(7d4c9f1693c821fbf84e32dd6ef62ddf14967845) )
-	ROM_LOAD( "sou1",         0x0000, 0x0117, CRC(84f4b2fe) SHA1(dcc9e86cc36316fe42eace02d6df75d08bc8bb6d) )
-ROM_END
-
 /* B-Board 88621B */
 /*
  These ROMs read from a dead and very unique top board.
@@ -3025,12 +2987,12 @@ ROM_END
  Custom chip -   CAPCOM CPS-B-01 (QFP160)
  NEC D4701AC
 */
-ROM_START( forgott1 )
+ROM_START( forgottn )
 	ROM_REGION( CODE_SIZE, "maincpu", 0 )
 	ROM_LOAD16_BYTE( "lw_11.12f",      0x00000, 0x20000, CRC(73e920b7) SHA1(2df12fc1a66f488d06b0927db909da81466d7d07) )
-	ROM_LOAD16_BYTE( "lw_15.12h",      0x00001, 0x20000, NO_DUMP )
-	ROM_LOAD16_BYTE( "lw_10.13f",      0x40000, 0x20000, NO_DUMP )
-	ROM_LOAD16_BYTE( "lw_14.13h",      0x40001, 0x20000, NO_DUMP )
+	ROM_LOAD16_BYTE( "lw_15.12h",      0x00001, 0x20000, CRC(50d7012d) SHA1(f82a28a835f0a83b26c2c8170b824447b1d7409f) )
+	ROM_LOAD16_BYTE( "lw_10.13f",      0x40000, 0x20000, CRC(bea45994) SHA1(c419f65c5e0c11ae7508ec54412bf6b62fac4f72) )
+	ROM_LOAD16_BYTE( "lw_14.13h",      0x40001, 0x20000, CRC(539b2339) SHA1(8a9e452ef8ed05e0b956d36990266657d3077470) )
 	ROM_LOAD16_WORD_SWAP( "lw-07.10g", 0x80000, 0x80000, CRC(fd252a26) SHA1(5cfb097984912a5167a8c7ec4c2e119b642f9970) )	// == lw-07.13e
 
 	ROM_REGION( 0x400000, "gfx", 0 )
@@ -3078,6 +3040,44 @@ ROM_START( forgott1 )
 	ROM_LOAD( "lwio.12b",     0x0000, 0x0117, CRC(ad52b90c) SHA1(f0fd6aeea515ee449320fe15684e6b3ab7f97bf4) )
 ROM_END
 
+/* B-Board 88618B */
+ROM_START( forgottu )
+	ROM_REGION( CODE_SIZE, "maincpu", 0 )
+	ROM_LOAD16_BYTE( "lwu_11a.14f",    0x00000, 0x20000, CRC(ddf78831) SHA1(b9c815613efdfde933d4500b588798b7fb4c1854) )
+	ROM_LOAD16_BYTE( "lwu_15a.14g",    0x00001, 0x20000, CRC(f7ce2097) SHA1(44c06fabdb6de7d8afc2164458c90b0be9cf945d) )
+	ROM_LOAD16_BYTE( "lwu_10a.13f",    0x40000, 0x20000, CRC(8cb38c81) SHA1(1d36cab7d17ff778ee7dfcd9606a3a87f6906f21) )
+	ROM_LOAD16_BYTE( "lwu_14a.13g",    0x40001, 0x20000, CRC(d70ef9fd) SHA1(b393aa2a7bea440fdcf057ffc6ff233fc0d35d4b) )
+	ROM_LOAD16_WORD_SWAP( "lw-07.13e", 0x80000, 0x80000, CRC(fd252a26) SHA1(5cfb097984912a5167a8c7ec4c2e119b642f9970) )
+
+	ROM_REGION( 0x400000, "gfx", 0 )
+	ROMX_LOAD( "lw-01.9d",  0x000000, 0x80000, CRC(0318f298) SHA1(178ffd6da7bf845e30abf1bfc38a469cd319a73f) , ROM_GROUPWORD | ROM_SKIP(6) )
+	ROMX_LOAD( "lw-08.9f",  0x000002, 0x80000, CRC(25a8e43c) SHA1(d57cee1fc508db2677e84882fb814e4d9ad20543) , ROM_GROUPWORD | ROM_SKIP(6) )
+	ROMX_LOAD( "lw-05.9e",  0x000004, 0x80000, CRC(e4552fd7) SHA1(11147afc475904848458425661473586dd6f60cc) , ROM_GROUPWORD | ROM_SKIP(6) )
+	ROMX_LOAD( "lw-12.9g",  0x000006, 0x80000, CRC(8e6a832b) SHA1(d63a1331fda2365f090fa31950098f321a720ea8) , ROM_GROUPWORD | ROM_SKIP(6) )
+	ROMX_LOAD( "lw-02.12d", 0x200000, 0x80000, CRC(43e6c5c8) SHA1(d3e6c971de0477ec4e178adc82508208dd8b397f) , ROM_GROUPWORD | ROM_SKIP(6) )
+	ROMX_LOAD( "lw-09.12f", 0x200002, 0x80000, CRC(899cb4ad) SHA1(95e61af338945e690f2a82746feba3871ea224eb) , ROM_GROUPWORD | ROM_SKIP(6) )
+	ROMX_LOAD( "lw-06.12e", 0x200004, 0x80000, CRC(5b9edffc) SHA1(6fd8f4a3ab070733b52365ab1945bf86acb2bf62) , ROM_GROUPWORD | ROM_SKIP(6) )
+	ROMX_LOAD( "lw-13.12g", 0x200006, 0x80000, CRC(8e058ef5) SHA1(00f2c0050fd106276ea5398511c5861ebfbc0d10) , ROM_GROUPWORD | ROM_SKIP(6) )
+
+	ROM_REGION( 0x8000, "stars", 0 )
+	ROM_COPY( "gfx", 0x200000, 0x000000, 0x8000 )
+
+	ROM_REGION( 0x18000, "audiocpu", 0 )
+	ROM_LOAD( "lwu_00.14a", 0x00000, 0x08000, CRC(59df2a63) SHA1(dfe1fffc7a17179a80a2ae623e93b30a7d6df20d) )	// == lw_00b.14a
+	ROM_CONTINUE(           0x10000, 0x08000 )
+
+	ROM_REGION( 0x40000, "oki", 0 )	/* Samples */
+	ROM_LOAD( "lw-03u.14c", 0x00000, 0x20000, CRC(807d051f) SHA1(720e4733787b9b11f4d1cdce0892b69475802844) )
+	ROM_LOAD( "lw-04u.13c", 0x20000, 0x20000, CRC(e6cd098e) SHA1(667f6e5736f76a1c4c450c4e2035574ea89d7910) )
+
+	ROM_REGION( 0x0200, "aboardplds", ROMREGION_DISPOSE )
+	ROM_LOAD( "buf1",         0x0000, 0x0117, CRC(eb122de7) SHA1(b26b5bfe258e3e184f069719f9fd008d6b8f6b9b) )
+	ROM_LOAD( "ioa1",         0x0000, 0x0117, CRC(59c7ee3b) SHA1(fbb887c5b4f5cb8df77cec710eaac2985bc482a6) )
+	ROM_LOAD( "prg1",         0x0000, 0x0117, CRC(f1129744) SHA1(a5300f301c1a08a7da768f0773fa0fe3f683b237) )
+	ROM_LOAD( "rom1",         0x0000, 0x0117, CRC(41dc73b9) SHA1(7d4c9f1693c821fbf84e32dd6ef62ddf14967845) )
+	ROM_LOAD( "sou1",         0x0000, 0x0117, CRC(84f4b2fe) SHA1(dcc9e86cc36316fe42eace02d6df75d08bc8bb6d) )
+ROM_END
+
 /* B-Board 88618B */
 ROM_START( lostwrld )
 	ROM_REGION( CODE_SIZE, "maincpu", 0 )
@@ -8383,8 +8383,8 @@ static DRIVER_INIT( sf2mdt )
 }
 
 
-GAME( 1988, forgottn, 0,        cps1_10MHz, forgottn, forgottn, ROT0,   "Capcom", "Forgotten Worlds (US)", 0 )
-GAME( 1988, forgott1, forgottn, cps1_10MHz, forgottn, forgottn, ROT0,   "Capcom", "Forgotten Worlds (World?)", GAME_NOT_WORKING )
+GAME( 1988, forgottn, 0,        cps1_10MHz, forgottn, forgottn, ROT0,   "Capcom", "Forgotten Worlds (World)", 0 )
+GAME( 1988, forgottu, forgottn, cps1_10MHz, forgottn, forgottn, ROT0,   "Capcom", "Forgotten Worlds (US)", 0 )
 GAME( 1988, lostwrld, forgottn, cps1_10MHz, forgottn, forgottn, ROT0,   "Capcom", "Lost Worlds (Japan)", 0 )
 GAME( 1988, ghouls,   0,        cps1_10MHz, ghouls,   cps1,     ROT0,   "Capcom", "Ghouls'n Ghosts (World)" , 0)				// Wed.26.10.1988 in the ROMS
 GAME( 1988, ghoulsu,  ghouls,   cps1_10MHz, ghoulsu,  cps1,     ROT0,   "Capcom", "Ghouls'n Ghosts (US)" , 0)					// Wed.26.10.1988 in the ROMS
diff --git a/src/mame/mamedriv.c b/src/mame/mamedriv.c
index c36683c3d51..2cb9c7c3832 100644
--- a/src/mame/mamedriv.c
+++ b/src/mame/mamedriv.c
@@ -2473,8 +2473,8 @@ V-V                           TP-027
 
 
 	/* Capcom CPS1 games */
-	DRIVER( forgottn )	/*  7/1988 (c) 1988 (US) */
-	DRIVER( forgott1 )	/*  7/1988 (c) 1988 (World?) */
+	DRIVER( forgottn )	/*  7/1988 (c) 1988 (World) */
+	DRIVER( forgottu )	/*  7/1988 (c) 1988 (US) */
 	DRIVER( lostwrld )	/*  7/1988 (c) 1988 (Japan) */
 	DRIVER( ghouls )	/* 12/1988 (c) 1988 (World) */
 	DRIVER( ghoulsu )	/* 12/1988 (c) 1988 (US) */