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Diffstat (limited to 'src/mame/drivers/warpsped.c')
-rw-r--r--src/mame/drivers/warpsped.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/warpsped.c b/src/mame/drivers/warpsped.c
index ad20b3ce492..2be9f3497c6 100644
--- a/src/mame/drivers/warpsped.c
+++ b/src/mame/drivers/warpsped.c
@@ -243,7 +243,7 @@ static INPUT_PORTS_START( warpspeed )
PORT_START("IN2")
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_COIN1 )
PORT_BIT( 0x7e, IP_ACTIVE_HIGH, IPT_UNUSED )
- PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_VBLANK )
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_VBLANK("screen")
PORT_START("DSW")
PORT_DIPNAME( 0x07, 0x00, "Coin/Time" )