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Diffstat (limited to 'src/mame/video/mario.c')
-rw-r--r--src/mame/video/mario.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/video/mario.c b/src/mame/video/mario.c
index 872f2d0df5d..ef457681c14 100644
--- a/src/mame/video/mario.c
+++ b/src/mame/video/mario.c
@@ -209,7 +209,7 @@ SCREEN_UPDATE_IND16( mario )
mario_state *state = screen.machine().driver_data<mario_state>();
int t;
- t = input_port_read(screen.machine(), "MONITOR");
+ t = screen.machine().root_device().ioport("MONITOR")->read();
if (t != state->m_monitor)
{
state->m_monitor = t;