diff --git a/src/mame/drivers/multfish.c b/src/mame/drivers/multfish.c
index 141be989bb9..42620924113 100644
--- a/src/mame/drivers/multfish.c
+++ b/src/mame/drivers/multfish.c
@@ -377,6 +377,7 @@ static ADDRESS_MAP_START( multfish_portmap, ADDRESS_SPACE_IO, 8 )
 	AM_RANGE(0xe1, 0xe1)  AM_WRITE(multfish_bank_w)
 	AM_RANGE(0xe5, 0xe5)  AM_WRITE(multfish_bank_w)
 	AM_RANGE(0xe8, 0xe8)  AM_WRITE(multfish_bank_w) // mirror banking for some games
+	AM_RANGE(0xea, 0xea)  AM_WRITE(multfish_bank_w) // mirror banking for some games
 
 	AM_RANGE(0xf1, 0xf1)  AM_WRITE(multfish_rambank_w)
 	AM_RANGE(0xf3, 0xf3)  AM_WRITE(multfish_f3_w) // from 00->01 at startup, irq enable maybe?