diff --git a/src/vmm_mad/exec/vmm_exec_kvm.conf b/src/vmm_mad/exec/vmm_exec_kvm.conf
index 8002360a79..5d26a3442d 100644
--- a/src/vmm_mad/exec/vmm_exec_kvm.conf
+++ b/src/vmm_mad/exec/vmm_exec_kvm.conf
@@ -32,7 +32,7 @@
 OS       = [ boot = "hd", arch = "i686" ]
 FEATURES = [ PAE = "no", ACPI = "yes" ]
 
-DISK     = [ driver = "raw" , cache = "default"]
+DISK     = [ driver = "raw" , cache = "none"]
 
 #NIC     = [ filter = "clean-traffic", model="virtio" ]
 #RAW     = "<devices><serial type=\"pty\"><source path=\"/dev/pts/5\"/><target port=\"0\"/></serial><console type=\"pty\" tty=\"/dev/pts/5\"><source path=\"/dev/pts/5\"/><target port=\"0\"/></console></devices>"