diff --git a/noxfile.py b/noxfile.py
index ee9d7a9..6140d93 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -5,7 +5,7 @@ import os
 @nox.session
 def lint(session):
     session.install("ruff")
-    session.run("ruff", "check", "--exclude", "examples")
+    session.run("ruff", "check", "--exclude", "examples", "--exclude", "tools")
     session.run("ruff", "check", "--extend-select", "N", "src/pyfroniusreg/froniusreg.py")
 
 
diff --git a/src/pyfroniusreg/froniusreg.py b/src/pyfroniusreg/froniusreg.py
index 4e605a4..d9ee950 100644
--- a/src/pyfroniusreg/froniusreg.py
+++ b/src/pyfroniusreg/froniusreg.py
@@ -3,8 +3,6 @@
 # Copyright 2024, Paul Warren <pwarren@pwarren.id.au>
 # Licensed under AGPLv3, See LICENSE.md for terms
 
-from typing import Any
-
 from pymodbus.constants import Endian
 from pymodbus.payload import BinaryPayloadDecoder, BinaryPayloadBuilder
 from pymodbus.client.base import ModbusBaseClient