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Diffstat (limited to 'src/mame/drivers/prehisle.c')
-rw-r--r--src/mame/drivers/prehisle.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/prehisle.c b/src/mame/drivers/prehisle.c
index 7bdf9fd74bc..f485ac61bf5 100644
--- a/src/mame/drivers/prehisle.c
+++ b/src/mame/drivers/prehisle.c
@@ -139,7 +139,7 @@ static INPUT_PORTS_START( prehisle )
PORT_DIPNAME( 0x40, 0x40, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SW2:7")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x40, DEF_STR( Yes ) )
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_VBLANK("screen")
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_CUSTOM ) PORT_VBLANK("screen")
INPUT_PORTS_END
/******************************************************************************/