diff --git a/src/mame/drivers/segas16a.c b/src/mame/drivers/segas16a.c
index 3f26cb296c3..f8ac64b0c7f 100644
--- a/src/mame/drivers/segas16a.c
+++ b/src/mame/drivers/segas16a.c
@@ -2172,7 +2172,6 @@ ROM_START( aliensyn5 )
 	ROM_LOAD16_BYTE( "epr-10732.41", 0x20000, 0x8000, CRC(c5712bfc) SHA1(2f11570784c1fc83cb16dbd1d43e21cf104568ac) )
 	ROM_LOAD16_BYTE( "epr-10729.24", 0x20001, 0x8000, CRC(3e520e30) SHA1(8eac2640ff8c4944d6cd82421b565f506c480017) )
 
-	ROM_REGION( 0x30000, "gfx1", 0 ) /* tiles */
 	ROM_REGION( 0x30000, "gfx1", 0 ) /* tiles */
 	ROM_LOAD( "epr-10739.95", 0x00000, 0x10000, CRC(a29ec207) SHA1(c469d2689a7bdc2a59dfff56ce13d34e9fbac263) )
 	ROM_LOAD( "epr-10740.94", 0x10000, 0x10000, CRC(47f93015) SHA1(68247a6bffd1d4d1c450148dd46214d01ce1c668) )