diff --git a/src/mame/drivers/galaga.c b/src/mame/drivers/galaga.c
index 22b0619209f..12df6ab05e3 100644
--- a/src/mame/drivers/galaga.c
+++ b/src/mame/drivers/galaga.c
@@ -899,8 +899,6 @@ static MACHINE_RESET( digdug )
 {
 	int i;
 
-cpu_boost_interleave(machine, attotime_zero, ATTOTIME_IN_SEC(1000));
-
 	/* Reset all latches */
 	for (i = 0;i < 8;i++)
 		bosco_latch_w(machine,i,0);