diff --git a/src/devices/machine/spg2xx.cpp b/src/devices/machine/spg2xx.cpp
index 034854cd68a..25afcd1a13b 100644
--- a/src/devices/machine/spg2xx.cpp
+++ b/src/devices/machine/spg2xx.cpp
@@ -88,7 +88,6 @@ void spg2xx_device::device_start()
 	m_porta_out.resolve_safe();
 	m_portb_out.resolve_safe();
 	m_portc_out.resolve_safe();
-	m_portc_out.resolve_safe();
 	m_porta_in.resolve_safe(0);
 	m_portb_in.resolve_safe(0);
 	m_portc_in.resolve_safe(0);