diff --git a/CircuitPython_SNES_Mouse/code.py b/CircuitPython_SNES_Mouse/code.py
index 5fac5f434..0cc8eb1fd 100644
--- a/CircuitPython_SNES_Mouse/code.py
+++ b/CircuitPython_SNES_Mouse/code.py
@@ -1,3 +1,5 @@
+# SPDX-FileCopyrightText: 2023 Jeff Epler for Adafruit Industries
+# SPDX-License-Identifier: MIT
 import time
 import board
 import digitalio