diff --git a/src/mame/drivers/jangou.cpp b/src/mame/drivers/jangou.cpp
index 3cc88d6427b..bb4f382b38e 100644
--- a/src/mame/drivers/jangou.cpp
+++ b/src/mame/drivers/jangou.cpp
@@ -1270,12 +1270,12 @@ void jangou_state::init_luckygrl()
 		{
 			case 0x000: x = bitswap<8>(x ^ 0x00, 7, 6, 5, 4, 3, 2, 1, 0); break;
 			case 0x001: x = bitswap<8>(x ^ 0xa0, 3, 6, 5, 4, 7, 2, 1, 0); break;
-			case 0x010: x = bitswap<8>(x ^ 0x88, 7, 6, 5, 4, 3, 2, 1, 0); break;
-			case 0x011: x = bitswap<8>(x ^ 0x28, 7, 6, 3, 4, 5, 2, 1, 0); break;
-			case 0x100: x = bitswap<8>(x ^ 0x28, 7, 6, 3, 4, 5, 2, 1, 0); break;
-			case 0x101: x = bitswap<8>(x ^ 0x20, 7, 6, 5, 4, 3, 2, 1, 0); break;
-			case 0x110: x = bitswap<8>(x ^ 0x28, 3, 6, 5, 4, 7, 2, 1, 0); break;
-			case 0x111: x = bitswap<8>(x ^ 0x88, 7, 6, 5, 4, 3, 2, 1, 0); break;
+			case 0x010: x = bitswap<8>(x ^ 0x88, 5, 6, 7, 4, 3, 2, 1, 0); break;
+			case 0x011: x = bitswap<8>(x ^ 0x28, 3, 6, 7, 4, 5, 2, 1, 0); break;
+			case 0x100: x = bitswap<8>(x ^ 0x28, 3, 6, 7, 4, 5, 2, 1, 0); break;
+			case 0x101: x = bitswap<8>(x ^ 0x20, 5, 6, 7, 4, 3, 2, 1, 0); break;
+			case 0x110: x = bitswap<8>(x ^ 0x28, 5, 6, 3, 4, 7, 2, 1, 0); break;
+			case 0x111: x = bitswap<8>(x ^ 0x88, 5, 6, 7, 4, 3, 2, 1, 0); break;
 		}
 
 		ROM[A] = x;