diff --git a/src/mame/drivers/megasys1.cpp b/src/mame/drivers/megasys1.cpp
index f66b3604110..a08dbaed2b1 100644
--- a/src/mame/drivers/megasys1.cpp
+++ b/src/mame/drivers/megasys1.cpp
@@ -206,12 +206,11 @@ TIMER_DEVICE_CALLBACK_MEMBER(megasys1_state::megasys1A_iganinju_scanline)
 	if(scanline == 240) // vblank-out irq
 		m_maincpu->set_input_line(2, HOLD_LINE);
 
-	if(scanline == 16)
-		m_maincpu->set_input_line(1, HOLD_LINE);
+	//if(scanline == 16)
+	//	m_maincpu->set_input_line(1, HOLD_LINE);
 
-	if(scanline == 128)
-		m_maincpu->set_input_line(3, HOLD_LINE);
-	
+	//if(scanline == 128)
+	//	m_maincpu->set_input_line(3, HOLD_LINE);
 }
 
 static ADDRESS_MAP_START( megasys1A_map, AS_PROGRAM, 16, megasys1_state )