diff --git a/makefu/2configs/tools/dev.nix b/makefu/2configs/tools/dev.nix
index f8e3f9f46..0c877fc7b 100644
--- a/makefu/2configs/tools/dev.nix
+++ b/makefu/2configs/tools/dev.nix
@@ -4,6 +4,7 @@
   users.users.makefu.packages = with pkgs;[
     python3
     python3Packages.pyserial
+    picocom
     python3Packages.virtualenv
     # embedded
     gi