diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 84a62ce6d..882843529 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -12,6 +12,7 @@ Contributors:
 Copyright (c) 2011-2012 Alain Péteut <alain.peteut@yahoo.com>
 Copyright (c) 2019 Ambroz Bizjak <ambrop7@gmail.com>
 Copyright (c) 2019 Antony Pavlov <antonynpavlov@gmail.com>
+Copyright (c) 2019 Benjamin Herrenschmidt <benh@ozlabs.org>
 Copyright (c) 2012-2013 Brandon Hamilton <brandon.hamilton@gmail.com>
 Copyright (c) 2017-2019 bunnie <bunnie@kosagi.com>
 Copyright (c) 2019 Caleb Jamison <cbjamo@gmail.com>
diff --git a/litex/soc/cores/cpu/microwatt/core.py b/litex/soc/cores/cpu/microwatt/core.py
index 604c68bc8..4988e6f31 100644
--- a/litex/soc/cores/cpu/microwatt/core.py
+++ b/litex/soc/cores/cpu/microwatt/core.py
@@ -1,4 +1,5 @@
 # This file is Copyright (c) 2019 Florent Kermarrec <florent@enjoy-digital.fr>
+# This file is Copyright (c) 2019 Benjamin Herrenschmidt <benh@ozlabs.org>
 # License: BSD
 
 import os