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-rw-r--r--src/devices/bus/dmv/k230.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/src/devices/bus/dmv/k230.h b/src/devices/bus/dmv/k230.h
index 7021a4a8987..e8e70fd878a 100644
--- a/src/devices/bus/dmv/k230.h
+++ b/src/devices/bus/dmv/k230.h
@@ -51,8 +51,7 @@ protected:
required_device<cpu_device> m_maincpu;
optional_memory_region m_rom;
- dmvcart_slot_device * m_bus;
- address_space * m_io;
+ required_device<dmvcart_slot_device> m_bus;
int m_switch16;
int m_hold;