diff --git a/control-vm.sh b/control-vm.sh
index 89f8b94..75ed1ca 100755
--- a/control-vm.sh
+++ b/control-vm.sh
@@ -127,7 +127,7 @@ QEMU_COMMON_ARGS=(
     -monitor unix:"${MONITOR_SOCKET}",server,nowait
     -qmp-pretty unix:"${QMP_SOCKET}",server,nowait
 )
-QEMU_DISK_ARGS=( -drive id=hd0,media=disk,if=virtio,file="${IMAGE_PATH}",discard=on,aio=io_uring,cache=none )
+QEMU_DISK_ARGS=( -drive id=hd0,media=disk,if=virtio,file="${IMAGE_PATH}",discard=on,aio=io_uring,cache=writeback )
 QEMU_DISPLAY_NONE_ARGS=( -vga none -display none )
 QEMU_DISPLAY_VIRTIO_ARGS=( -vga virtio )
 QEMU_DISPLAY_STD_ARGS=( -vga std )