diff --git a/devices/gl-ar750/default.nix b/devices/gl-ar750/default.nix
index 8f8ff2e..b930ad2 100644
--- a/devices/gl-ar750/default.nix
+++ b/devices/gl-ar750/default.nix
@@ -155,6 +155,7 @@
       };
       boot.tftp = {
         loadAddress = lim.parseInt "0x00A00000";
+        appendDTB = true;
       };
       kernel = {
         src = pkgs.pkgsBuildBuild.fetchurl {