diff --git a/src/mame/drivers/madalien.c b/src/mame/drivers/madalien.c
index c89a121aa59..b76f184336d 100644
--- a/src/mame/drivers/madalien.c
+++ b/src/mame/drivers/madalien.c
@@ -420,4 +420,4 @@ ROM_END
 
 /*          set       parent    machine   inp       init */
 GAME( 1980, madalien, 0,        madalien, madalien, 0, ROT270, "Data East Corporation", "Mad Alien", GAME_SUPPORTS_SAVE )
-GAME( 1980, madaliena,madalien, madalien, madalien, 0, ROT270, "Data East Corporation", "Mad Alien (Highway Chase)", GAME_SUPPORTS_SAVE )
+GAME( 1980, madaliena,madalien, madalien, madalien, 0, ROT270, "Data East Corporation", "Mad Alien (Highway Chase)", GAME_IMPERFECT_GRAPHICS | GAME_SUPPORTS_SAVE )