diff --git a/lib/README.md b/lib/README.md
index e7404f6b..6dfeef45 100644
--- a/lib/README.md
+++ b/lib/README.md
@@ -1,2 +1,3 @@
 This /lib folder contains:
 - https://github.com/echo-lalia/qmi8658-micropython/blob/main/qmi8685.py but given the correct name "qmi8658.py"
+- traceback.mpy from https://github.com/micropython/micropython-lib
diff --git a/lib/traceback.mpy b/lib/traceback.mpy
new file mode 100644
index 00000000..ff0e4c68
Binary files /dev/null and b/lib/traceback.mpy differ