diff --git a/flake.nix b/flake.nix
index 512cd31..1705b62 100644
--- a/flake.nix
+++ b/flake.nix
@@ -49,6 +49,7 @@
           if command -v xtensa-esp32-elf-gcc >/dev/null; then
             echo ">>> Xtensa GCC: $(xtensa-esp32-elf-gcc --version | head -n 1)"
           fi
+	  echo "    zig-xtensa build-obj -target xtensa-freestanding-none -mcpu=esp32 test.zig"
         '';
       };
     };