diff --git a/Makefile b/Makefile
index a4b9601..911c488 100644
--- a/Makefile
+++ b/Makefile
@@ -25,3 +25,8 @@ install: check src/*.mpy
 		echo Uploading $$f; \
 		$(AMPY) --port $(ESP_PORT) put $$f; \
 	done
+
+clean:
+	rm -rf src/__pycache__
+	rm -f src/*.pyc
+	rm -f src/*.mpy