diff --git a/src/mame/drivers/aristmk5.c b/src/mame/drivers/aristmk5.c
index 2cdaae67b26..e6ab2050c71 100644
--- a/src/mame/drivers/aristmk5.c
+++ b/src/mame/drivers/aristmk5.c
@@ -476,6 +476,7 @@ static MACHINE_CONFIG_START( aristmk5_usa, aristmk5_state )
 	MCFG_WATCHDOG_TIME_INIT(attotime::from_seconds(2))  /* 1.6 - 2 seconds */
 
 //  MCFG_I2CMEM_ADD("i2cmem",i2cmem_interface)
+	MCFG_AAKART_ADD("kart", 12000000/128, kart_interface) // TODO: frequency
 
 	MCFG_SCREEN_ADD("screen", RASTER)
 	MCFG_SCREEN_REFRESH_RATE(60)