diff --git a/devices/qemu-aarch64/default.nix b/devices/qemu-aarch64/default.nix
index 73f5178..5b91afa 100644
--- a/devices/qemu-aarch64/default.nix
+++ b/devices/qemu-aarch64/default.nix
@@ -1,6 +1,7 @@
 # This "device" generates images that can be used with the QEMU
 # emulator. The default output is a directory containing separate
-# kernel (uncompressed vmlinux) and initrd (squashfs) images
+# kernel ("Image" format) and root filesystem (squashfs or jffs2)
+# images
 {
   system = {
     crossSystem = {
@@ -54,7 +55,6 @@
         defaultOutput = "vmroot";
         loadAddress = "0x0";
         entryPoint  = "0x0";
-        dts.src = ./empty.dts;
         rootDevice = "/dev/mtd1";
 
         flash.eraseBlockSize = "65536"; # c.f. pkgs/mips-vm/mips-vm.sh
diff --git a/devices/qemu-aarch64/empty.dts b/devices/qemu-aarch64/empty.dts
deleted file mode 100644
index 9998882..0000000
--- a/devices/qemu-aarch64/empty.dts
+++ /dev/null
@@ -1,3 +0,0 @@
-/dts-v1/;
-
-/ { };
\ No newline at end of file