diff --git a/lagarto-ox.nix b/lagarto-ox.nix
index f2880eb..5350326 100644
--- a/lagarto-ox.nix
+++ b/lagarto-ox.nix
@@ -199,12 +199,6 @@
         #hash = "sha256-T8ZeAzjM9aeTXitjE7s+m+jjGGtDo2jK1qO5EuKiVLU="; #1.4
       };
       #NIX_DEBUG=5;
-      # Compile dts to dtb form
-      nativeBuildInputs = (old.nativeBuildInputs or []) ++ [ prev.buildPackages.dtc ];
-      dtsFile = ./ox-plic.dts;
-      preBuild = ''
-        dtc -O dtb -o ox.dtb $dtsFile
-      '';
       makeFlags = [
         "PLATFORM=fpga/ox_alveo"
         #"CONFIG_SBI_ECALL_RFENCE=n"