1 diff --git a/platformio/exception.py b/platformio/exception.py
2 index 80ffb496..ea064f97 100644
3 --- a/platformio/exception.py
4 +++ b/platformio/exception.py
5 @@ -49,6 +49,7 @@ class MissedUdevRules(InvalidUdevRules):
7 "Warning! Please install `99-platformio-udev.rules`. \nMore details: "
8 "https://docs.platformio.org/en/latest/core/installation/udev-rules.html"
9 + "On NixOS set `services.udev.packages = with pkgs; [ platformio-core.udev ];`."