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Diffstat (limited to 'src/mame/drivers/m90.cpp')
-rw-r--r--src/mame/drivers/m90.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/m90.cpp b/src/mame/drivers/m90.cpp
index 70768a14263..0d8ce4ac891 100644
--- a/src/mame/drivers/m90.cpp
+++ b/src/mame/drivers/m90.cpp
@@ -104,7 +104,7 @@ static ADDRESS_MAP_START( bomblord_main_cpu_map, AS_PROGRAM, 16, m90_state )
ADDRESS_MAP_END
static ADDRESS_MAP_START( m90_main_cpu_io_map, AS_IO, 16, m90_state )
- AM_RANGE(0x00, 0x01) AM_DEVWRITE("m72", m72_audio_device, sound_command_w)
+ AM_RANGE(0x00, 0x01) AM_DEVWRITE8("m72", m72_audio_device, sound_command_w, 0x00ff)
AM_RANGE(0x00, 0x01) AM_READ_PORT("P1_P2")
AM_RANGE(0x02, 0x03) AM_WRITE(m90_coincounter_w)
AM_RANGE(0x02, 0x03) AM_READ_PORT("SYSTEM")