diff --git a/src/mame/drivers/nightgal.cpp b/src/mame/drivers/nightgal.cpp
index 56c92641e41..5240c522b36 100644
--- a/src/mame/drivers/nightgal.cpp
+++ b/src/mame/drivers/nightgal.cpp
@@ -1085,7 +1085,7 @@ ROM_START(sgaltrop)
 	ROM_LOAD( "5.3f",  0x08000, 0x08000, CRC(ec482f8e) SHA1(d4d6f618400949141a84ac981ad548ded105bfef) )
 	ROM_LOAD( "6.3h",  0x10000, 0x08000, CRC(571e5f93) SHA1(ef9e27a2121a0d63ac9aa5e4168c73c39d06c60a) )
 	ROM_LOAD( "7.3k",  0x20000, 0x08000, CRC(bd76eb88) SHA1(43cc8269a539153601619381c5dd0c50dd8d6a00) )
-	ROM_LOAD( "8.3n",  0x30000, 0x08000, CRC(5029a16f) SHA1(43cc8269a539153601619381c5dd0c50dd8d6a00) )
+	ROM_LOAD( "8.3n",  0x30000, 0x08000, CRC(5029a16f) SHA1(a89ac8283b3e487d9be5f1a8a1e37ba0bf0cd654) )
 
 	ROM_REGION( 0x20, "proms", 0 )
 	ROM_LOAD( "gt.7f", 0x00, 0x20, CRC(59e36d6e) SHA1(2e0f3d4809ec727518e6ec883f67ede8831681bf) )