diff --git a/src/mame/drivers/itech32.cpp b/src/mame/drivers/itech32.cpp
index c4763adf3ca..cf1160a8d67 100644
--- a/src/mame/drivers/itech32.cpp
+++ b/src/mame/drivers/itech32.cpp
@@ -1770,7 +1770,6 @@ void drivedge_state::drivedge(machine_config &config)
 void itech32_state::sftm(machine_config &config)
 {
 	base_devices(config);
-	via(config);
 
 	M68EC020(config, m_maincpu, CPU020_CLOCK);
 	m_maincpu->set_addrmap(AS_PROGRAM, &itech32_state::itech020_map);
diff --git a/src/mame/includes/itech32.h b/src/mame/includes/itech32.h
index 255e64480c0..6af883e5730 100644
--- a/src/mame/includes/itech32.h
+++ b/src/mame/includes/itech32.h
@@ -71,7 +71,7 @@ public:
 protected:
 	required_device<cpu_device> m_maincpu;
 	required_device<cpu_device> m_soundcpu;
-	required_device<via6522_device> m_via;
+	optional_device<via6522_device> m_via; // sftm, wcbowl and gt games don't have the via
 	required_device<es5506_device> m_ensoniq;
 	required_device<screen_device> m_screen;
 	required_device<palette_device> m_palette;