diff --git a/src/mame/drivers/8080bw.c b/src/mame/drivers/8080bw.c
index d5281992215..ecf4c4c5a63 100644
--- a/src/mame/drivers/8080bw.c
+++ b/src/mame/drivers/8080bw.c
@@ -1981,16 +1981,16 @@ ROM_END
 
 ROM_START( moonbase )
 	ROM_REGION( 0x10000, "maincpu", 0 )
-	ROM_LOAD( "ze3-1.bin",    0x0000, 0x0400, CRC(82dbf2c7) SHA1(c767d8b866db4a5059bd79f962a90ce3a962e1e6) )
-	ROM_LOAD( "ze3-2.bin",    0x0400, 0x0400, CRC(c867f5b4) SHA1(686318fda6edde297aecaf33f480bfa075fa6eca) )
-	ROM_LOAD( "ze3-3.bin",    0x0800, 0x0400, CRC(cb23ccc1) SHA1(86be2d14d52b3404e1a25c573bd25b97729d82a1) )
-	ROM_LOAD( "ze3-4.bin",    0x0c00, 0x0400, CRC(9a11abe2) SHA1(f5337183c7f279d75ddeeab24f4f132aa2ee103b) )
-	ROM_LOAD( "ze3-5.bin",    0x1000, 0x0400, CRC(2b105ed3) SHA1(fa0767089b3aaec25be39e950e7163ecbdc2f39f) )
-	ROM_LOAD( "ze3-6.bin",    0x1400, 0x0400, CRC(cb3d6dcb) SHA1(b4923b12a141c76b7d50274f19a3224db26a5669) )
-	ROM_LOAD( "ze3-7.bin",    0x1800, 0x0400, CRC(774b52c9) SHA1(ddbbba874ac069fb930b364a890c45675ec389f7) )
-	ROM_LOAD( "ze3-8.bin",    0x1c00, 0x0400, CRC(e88ea83b) SHA1(ef05be4783c860369ee5ecd4844837207e99ad9f) )
-	ROM_LOAD( "ze3-9.bin",    0x4000, 0x0400, CRC(2dd5adfa) SHA1(62cb98cad1e48de0e0cbf30392d35834b38dadbd) )
-	ROM_LOAD( "ze3-10.bin",   0x4400, 0x0400, CRC(1e7c22a4) SHA1(b34173375494ffbf5400dd4014a683a9807f4f08) )
+	ROM_LOAD( "ze3-1.a4",     0x0000, 0x0400, CRC(82dbf2c7) SHA1(c767d8b866db4a5059bd79f962a90ce3a962e1e6) )
+	ROM_LOAD( "ze3-2.c4",     0x0400, 0x0400, CRC(c867f5b4) SHA1(686318fda6edde297aecaf33f480bfa075fa6eca) )
+	ROM_LOAD( "ze3-3.e4",     0x0800, 0x0400, CRC(cb23ccc1) SHA1(86be2d14d52b3404e1a25c573bd25b97729d82a1) )
+	ROM_LOAD( "ze3-4.f4",     0x0c00, 0x0400, CRC(9a11abe2) SHA1(f5337183c7f279d75ddeeab24f4f132aa2ee103b) )
+	ROM_LOAD( "ze3-5.h4",     0x1000, 0x0400, CRC(2b105ed3) SHA1(fa0767089b3aaec25be39e950e7163ecbdc2f39f) )
+	ROM_LOAD( "ze3-6.l4",     0x1400, 0x0400, CRC(cb3d6dcb) SHA1(b4923b12a141c76b7d50274f19a3224db26a5669) )
+	ROM_LOAD( "ze3-7.a5",     0x1800, 0x0400, CRC(774b52c9) SHA1(ddbbba874ac069fb930b364a890c45675ec389f7) )
+	ROM_LOAD( "ze3-8.c5",     0x1c00, 0x0400, CRC(e88ea83b) SHA1(ef05be4783c860369ee5ecd4844837207e99ad9f) )
+	ROM_LOAD( "ze3-9.e5",     0x4000, 0x0400, CRC(2dd5adfa) SHA1(62cb98cad1e48de0e0cbf30392d35834b38dadbd) )
+	ROM_LOAD( "ze3-10.f5",    0x4400, 0x0400, CRC(1e7c22a4) SHA1(b34173375494ffbf5400dd4014a683a9807f4f08) )
 
 	ROM_REGION( 0x0800, "proms", 0 )		/* color maps player 1/player 2 */
 	ROM_LOAD( "n02prm.6a",    0x0000, 0x0400, CRC(2bdf83a0) SHA1(01ffbd43964c41987e7d44816271308f9a70802b) )
@@ -2023,10 +2023,10 @@ ROM_END
 
 ROM_START( intruder )
 	ROM_REGION( 0x10000, "maincpu", 0 )
-	ROM_LOAD( "la01-1",       0x0000, 0x0800, CRC(bedc0078) SHA1(a5bb0cbbb8e3f27d03beb8101b2be1111d73689d) )
-	ROM_LOAD( "la02-1",       0x0800, 0x0800, CRC(43bc65c5) SHA1(5f9827c02c2d221e1607359c840374ff7fb92fbf) )
-	ROM_LOAD( "la03-1",       0x1000, 0x0800, CRC(278ef9cf) SHA1(74a9c1d3500ea28e50d07363a547c381999c84fa) )
-	ROM_LOAD( "la04-1",       0x1800, 0x0800, CRC(5116b234) SHA1(b165b2574cbcb26a5bb43f91df5f8be5f111f486) )
+	ROM_LOAD( "la01-1.36",    0x0000, 0x0800, CRC(bedc0078) SHA1(a5bb0cbbb8e3f27d03beb8101b2be1111d73689d) )
+	ROM_LOAD( "la02-1.35",    0x0800, 0x0800, CRC(43bc65c5) SHA1(5f9827c02c2d221e1607359c840374ff7fb92fbf) )
+	ROM_LOAD( "la03-1.34",    0x1000, 0x0800, CRC(278ef9cf) SHA1(74a9c1d3500ea28e50d07363a547c381999c84fa) )
+	ROM_LOAD( "la04-1.33",    0x1800, 0x0800, CRC(5116b234) SHA1(b165b2574cbcb26a5bb43f91df5f8be5f111f486) )
 ROM_END
 
 ROM_START( laser )