diff --git a/src/mame/machine/megacd.c b/src/mame/machine/megacd.c
index 2f55cc8a46e..3cd3b0f43a4 100644
--- a/src/mame/machine/megacd.c
+++ b/src/mame/machine/megacd.c
@@ -1187,7 +1187,7 @@ READ16_MEMBER( sega_segacd_device::segacd_sub_dataram_part2_r )
 {
 	if ((scd_rammode&2)==RAM_MODE_2MEG)
 	{
-		printf("ILLEGAL segacd_sub_dataram_part2_r in mode 0\n"); // not mapped to anything in mode 0
+		//printf("ILLEGAL segacd_sub_dataram_part2_r in mode 0\n"); // not mapped to anything in mode 0
 		return 0x0000;
 	}
 	else if ((scd_rammode&2)==RAM_MODE_1MEG)