diff --git a/poky/bitbake/lib/toaster/toastergui/api.py b/poky/bitbake/lib/toaster/toastergui/api.py
index 564d595..8b49b3e 100644
--- a/poky/bitbake/lib/toaster/toastergui/api.py
+++ b/poky/bitbake/lib/toaster/toastergui/api.py
@@ -3,19 +3,8 @@
 #
 # Copyright (C) 2016        Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# 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, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
 # Please run flake8 on this file before sending patches
 
 import os
diff --git a/poky/bitbake/lib/toaster/toastergui/buildtables.py b/poky/bitbake/lib/toaster/toastergui/buildtables.py
index 755a7c2..327059d 100644
--- a/poky/bitbake/lib/toaster/toastergui/buildtables.py
+++ b/poky/bitbake/lib/toaster/toastergui/buildtables.py
@@ -1,23 +1,10 @@
 #
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
-#
 # BitBake Toaster Implementation
 #
 # Copyright (C) 2016 Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# 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, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 from orm.models import Build, Task, Target, Package
 from django.db.models import Q, Sum
diff --git a/poky/bitbake/lib/toaster/toastergui/tablefilter.py b/poky/bitbake/lib/toaster/toastergui/tablefilter.py
index 65454e1..ffef795 100644
--- a/poky/bitbake/lib/toaster/toastergui/tablefilter.py
+++ b/poky/bitbake/lib/toaster/toastergui/tablefilter.py
@@ -1,23 +1,10 @@
 #
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
-#
 # BitBake Toaster Implementation
 #
 # Copyright (C) 2015        Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# 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, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 from django.db.models import Q, Max, Min
 from django.utils import dateparse, timezone
diff --git a/poky/bitbake/lib/toaster/toastergui/tables.py b/poky/bitbake/lib/toaster/toastergui/tables.py
index 9ff756b..b3ea222 100644
--- a/poky/bitbake/lib/toaster/toastergui/tables.py
+++ b/poky/bitbake/lib/toaster/toastergui/tables.py
@@ -1,23 +1,10 @@
 #
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
-#
 # BitBake Toaster Implementation
 #
 # Copyright (C) 2015        Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# 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, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 from toastergui.widgets import ToasterTable
 from orm.models import Recipe, ProjectLayer, Layer_Version, Machine, Project
diff --git a/poky/bitbake/lib/toaster/toastergui/templatetags/field_values_filter.py b/poky/bitbake/lib/toaster/toastergui/templatetags/field_values_filter.py
index 5a73af7..eb48339 100644
--- a/poky/bitbake/lib/toaster/toastergui/templatetags/field_values_filter.py
+++ b/poky/bitbake/lib/toaster/toastergui/templatetags/field_values_filter.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
+
 from django import template
 
 register = template.Library()
diff --git a/poky/bitbake/lib/toaster/toastergui/templatetags/objects_to_dictionaries_filter.py b/poky/bitbake/lib/toaster/toastergui/templatetags/objects_to_dictionaries_filter.py
index 0dcc7d2..048d533 100644
--- a/poky/bitbake/lib/toaster/toastergui/templatetags/objects_to_dictionaries_filter.py
+++ b/poky/bitbake/lib/toaster/toastergui/templatetags/objects_to_dictionaries_filter.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
+
 from django import template
 import json
 
diff --git a/poky/bitbake/lib/toaster/toastergui/templatetags/project_url_tag.py b/poky/bitbake/lib/toaster/toastergui/templatetags/project_url_tag.py
index 04770ac..71e0925 100644
--- a/poky/bitbake/lib/toaster/toastergui/templatetags/project_url_tag.py
+++ b/poky/bitbake/lib/toaster/toastergui/templatetags/project_url_tag.py
@@ -1,3 +1,7 @@
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
+
 from django import template
 from django.core.urlresolvers import reverse
 
diff --git a/poky/bitbake/lib/toaster/toastergui/templatetags/projecttags.py b/poky/bitbake/lib/toaster/toastergui/templatetags/projecttags.py
index b170a16..1dbab3b 100644
--- a/poky/bitbake/lib/toaster/toastergui/templatetags/projecttags.py
+++ b/poky/bitbake/lib/toaster/toastergui/templatetags/projecttags.py
@@ -1,23 +1,10 @@
 #
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
-#
 # BitBake Toaster Implementation
 #
 # Copyright (C) 2013        Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# 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, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 from datetime import datetime, timedelta
 from os.path import relpath
diff --git a/poky/bitbake/lib/toaster/toastergui/typeaheads.py b/poky/bitbake/lib/toaster/toastergui/typeaheads.py
index 5aa0f8d..fd750ff 100644
--- a/poky/bitbake/lib/toaster/toastergui/typeaheads.py
+++ b/poky/bitbake/lib/toaster/toastergui/typeaheads.py
@@ -3,18 +3,8 @@
 #
 # Copyright (C) 2015        Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# 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, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import subprocess
 
diff --git a/poky/bitbake/lib/toaster/toastergui/urls.py b/poky/bitbake/lib/toaster/toastergui/urls.py
index dc03e30..673d9ae 100644
--- a/poky/bitbake/lib/toaster/toastergui/urls.py
+++ b/poky/bitbake/lib/toaster/toastergui/urls.py
@@ -3,18 +3,8 @@
 #
 # Copyright (C) 2013-2017    Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# 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, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 from django.conf.urls import include, url
 from django.views.generic import RedirectView, TemplateView
diff --git a/poky/bitbake/lib/toaster/toastergui/views.py b/poky/bitbake/lib/toaster/toastergui/views.py
index c712b06..d7acaff 100644
--- a/poky/bitbake/lib/toaster/toastergui/views.py
+++ b/poky/bitbake/lib/toaster/toastergui/views.py
@@ -1,24 +1,10 @@
 #
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
-#
 # BitBake Toaster Implementation
 #
 # Copyright (C) 2013        Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# 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, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
 
 import re
 
diff --git a/poky/bitbake/lib/toaster/toastergui/widgets.py b/poky/bitbake/lib/toaster/toastergui/widgets.py
index db5c3aa..645f458 100644
--- a/poky/bitbake/lib/toaster/toastergui/widgets.py
+++ b/poky/bitbake/lib/toaster/toastergui/widgets.py
@@ -1,23 +1,10 @@
 #
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
-#
 # BitBake Toaster Implementation
 #
 # Copyright (C) 2015        Intel Corporation
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
 #
-# 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, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 from django.views.generic import View, TemplateView
 from django.views.decorators.cache import cache_control