diff --git a/sabayon-brokenlibs b/sabayon-brokenlibs
index 3822446..d9c500e 100755
--- a/sabayon-brokenlibs
+++ b/sabayon-brokenlibs
@@ -1,4 +1,18 @@
 #!/bin/bash
+# Copyright 2016-2018 See AUTHORS file
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
 
 PACKAGES=()
 bin=$1
diff --git a/sabayon-buildpackages b/sabayon-buildpackages
index 03d0cd2..6e6bffe 100755
--- a/sabayon-buildpackages
+++ b/sabayon-buildpackages
@@ -1,4 +1,20 @@
 #!/bin/bash
+
+# Copyright 2016-2018 See AUTHORS file
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
 set -e
 SAB_WORKSPACE="${SAB_WORKSPACE:-$PWD}"
 DOCKER_IMAGE="${DOCKER_IMAGE:-sabayon/builder-amd64}"
diff --git a/sabayon-bz2brokenlibs b/sabayon-bz2brokenlibs
index aaf9f58..977a0f8 100755
--- a/sabayon-bz2brokenlibs
+++ b/sabayon-bz2brokenlibs
@@ -1,5 +1,20 @@
 #!/bin/bash
 
+# Copyright 2016-2018 See AUTHORS file
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
 . /sbin/sabayondevkit-functions.sh
 
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
diff --git a/sabayon-commit b/sabayon-commit
index 41387dc..1da233f 100644
--- a/sabayon-commit
+++ b/sabayon-commit
@@ -1,5 +1,20 @@
 #!/usr/bin/perl
 
+# Copyright 2016-2018 See AUTHORS file
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
 use feature 'say';
 use Cwd;
 use File::Temp;
diff --git a/sabayon-createrepo b/sabayon-createrepo
index 0674301..5d2e87b 100755
--- a/sabayon-createrepo
+++ b/sabayon-createrepo
@@ -1,4 +1,20 @@
 #!/bin/bash
+
+# Copyright 2016-2018 See AUTHORS file
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
 set -e
 . /sbin/sabayondevkit-functions.sh
 
diff --git a/sabayon-createrepo-cleanup b/sabayon-createrepo-cleanup
index 9b77d80..1b2c775 100755
--- a/sabayon-createrepo-cleanup
+++ b/sabayon-createrepo-cleanup
@@ -1,4 +1,20 @@
 #!/bin/bash
+
+# Copyright 2016-2018 See AUTHORS file
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
 set -e
 . /sbin/sabayondevkit-functions.sh
 
diff --git a/sabayon-createrepo-remove b/sabayon-createrepo-remove
index 695ba77..00420e4 100755
--- a/sabayon-createrepo-remove
+++ b/sabayon-createrepo-remove
@@ -1,4 +1,20 @@
 #!/bin/bash
+
+# Copyright 2016-2018 See AUTHORS file
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
 set -e
 . /sbin/sabayondevkit-functions.sh
 
diff --git a/sabayon-maint-helper b/sabayon-maint-helper
index 47dc703..ab053a5 100755
--- a/sabayon-maint-helper
+++ b/sabayon-maint-helper
@@ -1,4 +1,20 @@
 #!/bin/bash
+
+# Copyright 2016-2018 See AUTHORS file
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
 set -e
 . /sbin/sabayondevkit-functions.sh