diff --git a/hw/kzm.c b/hw/kzm.c
index 6a5e9df..e7e4ef0 100644
--- a/hw/kzm.c
+++ b/hw/kzm.c
@@ -144,6 +144,9 @@ static QEMUMachine kzm_machine = {
     .name = "kzm",
     .desc = "ARM KZM Emulation Baseboard (ARM1136)",
     .init = kzm_init,
+    .no_floppy = 1,
+    .no_cdrom = 1,
+    .no_sdcard = 1,
 };
 
 static void kzm_machine_init(void)