diff --git a/tests/test_midi/src/app_midi_simple.xc b/tests/test_midi/src/app_midi_simple.xc
index 53a65315..e17efe6e 100644
--- a/tests/test_midi/src/app_midi_simple.xc
+++ b/tests/test_midi/src/app_midi_simple.xc
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 XMOS LIMITED.
+// Copyright 2024 XMOS LIMITED.
 // This Software is subject to the terms of the XMOS Public Licence: Version 1.
 
 /* A very simple *example* of a USB audio application (and as such is un-verified for production)
diff --git a/tests/test_midi/src/xua_conf.h b/tests/test_midi/src/xua_conf.h
index d9b68145..b2042156 100644
--- a/tests/test_midi/src/xua_conf.h
+++ b/tests/test_midi/src/xua_conf.h
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 XMOS LIMITED.
+// Copyright 2017-2024 XMOS LIMITED.
 // This Software is subject to the terms of the XMOS Public Licence: Version 1.
 
 #ifndef _XUA_CONF_H_
diff --git a/tests/test_midi/src/xud_conf.h b/tests/test_midi/src/xud_conf.h
index 3fc13baf..374cbe34 100644
--- a/tests/test_midi/src/xud_conf.h
+++ b/tests/test_midi/src/xud_conf.h
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 XMOS LIMITED.
+// Copyright 2017-2024 XMOS LIMITED.
 // This Software is subject to the terms of the XMOS Public Licence: Version 1.
 
 #include "xua_conf.h"
diff --git a/tests/uart_rx_checker.py b/tests/uart_rx_checker.py
index 7ff1d5d1..1aa6e6cc 100644
--- a/tests/uart_rx_checker.py
+++ b/tests/uart_rx_checker.py
@@ -1,4 +1,4 @@
-# Copyright 2022 XMOS LIMITED.
+# Copyright 2022-2024 XMOS LIMITED.
 # This Software is subject to the terms of the XMOS Public Licence: Version 1.
 import Pyxsim as px
 from typing import Sequence
diff --git a/tests/uart_tx_checker.py b/tests/uart_tx_checker.py
index a5de85ab..e0476c76 100644
--- a/tests/uart_tx_checker.py
+++ b/tests/uart_tx_checker.py
@@ -1,4 +1,4 @@
-# Copyright 2022 XMOS LIMITED.
+# Copyright 2022-2024 XMOS LIMITED.
 # This Software is subject to the terms of the XMOS Public Licence: Version 1.
 import Pyxsim as px
 from typing import Sequence