diff --git a/src/mame/drivers/superwng.c b/src/mame/drivers/superwng.c
index 3fb52df9898..7075d47dc02 100644
--- a/src/mame/drivers/superwng.c
+++ b/src/mame/drivers/superwng.c
@@ -326,7 +326,7 @@ static INPUT_PORTS_START( superwng )
 	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED )
 	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_START2 )
 	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START1 )
-	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY
+	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
 	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN1 )
 
 	PORT_START("P2")