diff --git a/diagnostics/micropython_diagnostics.py b/diagnostics/micropython_diagnostics.py
index 61ea31a..3a5a0c4 100644
--- a/diagnostics/micropython_diagnostics.py
+++ b/diagnostics/micropython_diagnostics.py
@@ -1,4 +1,3 @@
-import usys
 import micropython
 from pybricks import version
 class MicroPythonDiagnostics: