diff --git a/src/mame/drivers/mac128.cpp b/src/mame/drivers/mac128.cpp
index 9d30ed6c58f..339d1baba75 100644
--- a/src/mame/drivers/mac128.cpp
+++ b/src/mame/drivers/mac128.cpp
@@ -714,10 +714,7 @@ WRITE16_MEMBER ( mac128_state::mac_via_w )
 	if (LOG_VIA)
 		logerror("mac_via_w: offset=0x%02x data=0x%08x\n", offset, data);
 
-	if (ACCESSING_BITS_0_7)
-		m_via->write(offset, data & 0xff);
-	if (ACCESSING_BITS_8_15)
-		m_via->write(offset, (data >> 8) & 0xff);
+	m_via->write(offset, (data >> 8) & 0xff);
 
 	m_maincpu->adjust_icount(m_via_cycles);
 }