diff --git a/src/mess/drivers/bmjr.c b/src/mess/drivers/bmjr.c
index 58b9f636cfd..21b08379eaf 100644
--- a/src/mess/drivers/bmjr.c
+++ b/src/mess/drivers/bmjr.c
@@ -303,7 +303,7 @@ static INPUT_PORTS_START( bmjr )
 
 	PORT_START("KEYMOD") /* Note: you should press Normal to return from a Kana state and vice-versa */
 	PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME(DEF_STR( Normal )) PORT_CODE(KEYCODE_LCONTROL)
-	PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT)
+	PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
 	PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Kana Shift") PORT_CODE(KEYCODE_LALT)
 	PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Kana") PORT_CODE(KEYCODE_RCONTROL)
 	PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )