diff --git a/lib_xua/src/core/audiohub/audiohub_adat.h b/lib_xua/src/core/audiohub/audiohub_adat.h
index 50e73ad3..41cd5a45 100644
--- a/lib_xua/src/core/audiohub/audiohub_adat.h
+++ b/lib_xua/src/core/audiohub/audiohub_adat.h
@@ -1,3 +1,4 @@
+// Copyright (c) 2018, XMOS Ltd, All rights reserved
 
 unsigned adatCounter = 0;
 unsigned adatSamples[8];
diff --git a/lib_xua/src/core/audiohub/audiohub_dsd.h b/lib_xua/src/core/audiohub/audiohub_dsd.h
index 1b1981c1..bea386bb 100644
--- a/lib_xua/src/core/audiohub/audiohub_dsd.h
+++ b/lib_xua/src/core/audiohub/audiohub_dsd.h
@@ -1,3 +1,4 @@
+// Copyright (c) 2018, XMOS Ltd, All rights reserved
 
 #if (DSD_CHANS_DAC != 0)
 extern buffered out port:32 p_dsd_dac[DSD_CHANS_DAC];
diff --git a/lib_xua/src/core/audiohub/audiohub_initport.xc b/lib_xua/src/core/audiohub/audiohub_initport.xc
index e2e08da5..fc8d4f9d 100644
--- a/lib_xua/src/core/audiohub/audiohub_initport.xc
+++ b/lib_xua/src/core/audiohub/audiohub_initport.xc
@@ -1,3 +1,4 @@
+// Copyright (c) 2018, XMOS Ltd, All rights reserved
 #include "xua.h"
 
 #include "dsd_support.h"
diff --git a/lib_xua/src/core/endpoint0/chanstrings.h b/lib_xua/src/core/endpoint0/chanstrings.h
index 2767d1f4..ff52c94b 100644
--- a/lib_xua/src/core/endpoint0/chanstrings.h
+++ b/lib_xua/src/core/endpoint0/chanstrings.h
@@ -1,3 +1,4 @@
+// Copyright (c) 2015-2018, XMOS Ltd, All rights reserved
 /* AUTOGENERATED using chanstringgen.py */
 
 /* Not very nice looking but the standard preprocessor is not very powerful