diff --git a/test/test_axi.py b/test/test_axi.py
index d14357609..d06e98d8f 100644
--- a/test/test_axi.py
+++ b/test/test_axi.py
@@ -1,3 +1,6 @@
+# This file is Copyright (c) 2019 Florent Kermarrec <florent@enjoy-digital.fr>
+# License: BSD
+
 import unittest
 import random
 
diff --git a/test/test_code_8b10b.py b/test/test_code_8b10b.py
index 566ff711a..403089d11 100644
--- a/test/test_code_8b10b.py
+++ b/test/test_code_8b10b.py
@@ -1,3 +1,7 @@
+# This file is Copyright (c) 2017-2019 Florent Kermarrec <florent@enjoy-digital.fr>
+# This file is Copyright (c) 2016-2017 Sebastien Bourdeauducq <sb@m-labs.hk>
+# License: BSD
+
 import unittest
 import random
 from collections import namedtuple
diff --git a/test/test_csr.py b/test/test_csr.py
index 1971e099a..a5958650d 100644
--- a/test/test_csr.py
+++ b/test/test_csr.py
@@ -1,3 +1,6 @@
+# This file is Copyright (c) 2019 Florent Kermarrec <florent@enjoy-digital.fr>
+# License: BSD
+
 import unittest
 
 from migen import *
diff --git a/test/test_gearbox.py b/test/test_gearbox.py
index 7bb748cff..d1ff169bc 100644
--- a/test/test_gearbox.py
+++ b/test/test_gearbox.py
@@ -1,3 +1,6 @@
+# This file is Copyright (c) 2017-2019 Florent Kermarrec <florent@enjoy-digital.fr>
+# License: BSD
+
 import unittest
 import random
 
diff --git a/test/test_prbs.py b/test/test_prbs.py
index 953cff354..f4c04392f 100644
--- a/test/test_prbs.py
+++ b/test/test_prbs.py
@@ -1,3 +1,6 @@
+# This file is Copyright (c) 2019 Florent Kermarrec <florent@enjoy-digital.fr>
+# License: BSD
+
 import unittest
 
 from migen import *
diff --git a/test/test_targets.py b/test/test_targets.py
index bb9a20c12..869256565 100644
--- a/test/test_targets.py
+++ b/test/test_targets.py
@@ -1,3 +1,7 @@
+# This file is Copyright (c) 2017-2019 Florent Kermarrec <florent@enjoy-digital.fr>
+# This file is Copyright (c) 2019 Tim 'mithro' Ansell <me@mith.ro>
+# License: BSD
+
 import subprocess
 import unittest
 import os