diff --git a/base.mk b/base.mk
index 3bb9e9e..0f2e70f 100644
--- a/base.mk
+++ b/base.mk
@@ -1,3 +1,11 @@
+#
+#  Copyright 2016 - 2021 gary@drinkingtea.net
+#
+#  This Source Code Form is subject to the terms of the Mozilla Public
+#  License, v. 2.0. If a copy of the MPL was not distributed with this
+#  file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+
 ifeq (${OS},Windows_NT)
 	SHELL := powershell.exe
 	.SHELLFLAGS := -NoProfile -Command
diff --git a/scripts/pybb.py b/scripts/pybb.py
index e30894e..23c6a8e 100755
--- a/scripts/pybb.py
+++ b/scripts/pybb.py
@@ -1,5 +1,13 @@
 #! /usr/bin/env python3
 
+#
+#  Copyright 2016 - 2021 gary@drinkingtea.net
+#
+#  This Source Code Form is subject to the terms of the Mozilla Public
+#  License, v. 2.0. If a copy of the MPL was not distributed with this
+#  file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+
 # "Python Busy Box" - adds cross platform equivalents to Unix commands that
 #                     don't translate well to that other operating system
 
diff --git a/scripts/setup-build.py b/scripts/setup-build.py
index 86f6fb4..9d9e2c8 100755
--- a/scripts/setup-build.py
+++ b/scripts/setup-build.py
@@ -1,5 +1,13 @@
 #! /usr/bin/env python3
 
+#
+#  Copyright 2016 - 2021 gary@drinkingtea.net
+#
+#  This Source Code Form is subject to the terms of the Mozilla Public
+#  License, v. 2.0. If a copy of the MPL was not distributed with this
+#  file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+
 import argparse
 import os
 import platform