diff --git a/test/agent.py b/test/agent.py
index d8e5534..b46cd95 100755
--- a/test/agent.py
+++ b/test/agent.py
#!/usr/bin/python3
+# SPDX-License-Identifier: LGPL-2.1-or-later
import sys
import dbus
diff --git a/test/bluezutils.py b/test/bluezutils.py
index cd89640..85aa242 100644
--- a/test/bluezutils.py
+++ b/test/bluezutils.py
+# SPDX-License-Identifier: LGPL-2.1-or-later
+
import dbus
SERVICE_NAME = "org.bluez"
diff --git a/test/dbusdef.py b/test/dbusdef.py
index f1cd35a..d317c18 100644
--- a/test/dbusdef.py
+++ b/test/dbusdef.py
+# SPDX-License-Identifier: LGPL-2.1-or-later
+
import dbus
import bluezutils
diff --git a/test/example-advertisement b/test/example-advertisement
index 96e4106..5f022ee 100755
--- a/test/example-advertisement
+++ b/test/example-advertisement
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import print_function
diff --git a/test/example-endpoint b/test/example-endpoint
index a5f0348..16651c6 100644
--- a/test/example-endpoint
+++ b/test/example-endpoint
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/example-gatt-client b/test/example-gatt-client
index b4bbaa9..5e6bef9 100755
--- a/test/example-gatt-client
+++ b/test/example-gatt-client
#!/usr/bin/env python3
+# SPDX-License-Identifier: LGPL-2.1-or-later
import dbus
try:
diff --git a/test/example-gatt-server b/test/example-gatt-server
index 689e86f..77231c3 100755
--- a/test/example-gatt-server
+++ b/test/example-gatt-server
#!/usr/bin/env python3
+# SPDX-License-Identifier: LGPL-2.1-or-later
import dbus
import dbus.exceptions
diff --git a/test/example-player b/test/example-player
index 2beb08e..1497d11 100644
--- a/test/example-player
+++ b/test/example-player
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import print_function
diff --git a/test/exchange-business-cards b/test/exchange-business-cards
index 6805cf7..9a3aa29 100755
--- a/test/exchange-business-cards
+++ b/test/exchange-business-cards
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
import sys
import dbus
diff --git a/test/ftp-client b/test/ftp-client
index 4540602..ef756ab 100755
--- a/test/ftp-client
+++ b/test/ftp-client
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/get-managed-objects b/test/get-managed-objects
index 3156f65..5125ee5 100755
--- a/test/get-managed-objects
+++ b/test/get-managed-objects
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/get-obex-capabilities b/test/get-obex-capabilities
index e8afbad..a7980a4 100755
--- a/test/get-obex-capabilities
+++ b/test/get-obex-capabilities
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
import sys
import dbus
diff --git a/test/list-devices b/test/list-devices
index 0aac217..b112556 100755
--- a/test/list-devices
+++ b/test/list-devices
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/list-folders b/test/list-folders
index 7321a15..b4e3f10 100755
--- a/test/list-folders
+++ b/test/list-folders
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
import sys
import dbus
diff --git a/test/map-client b/test/map-client
index b9695da..a2d96ae 100755
--- a/test/map-client
+++ b/test/map-client
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/monitor-bluetooth b/test/monitor-bluetooth
index d9b5472..a3977e2 100755
--- a/test/monitor-bluetooth
+++ b/test/monitor-bluetooth
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/opp-client b/test/opp-client
index 62d5b84..4f00a41 100755
--- a/test/opp-client
+++ b/test/opp-client
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/pbap-client b/test/pbap-client
index 16a786b..e6cafdd 100755
--- a/test/pbap-client
+++ b/test/pbap-client
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/sap_client.py b/test/sap_client.py
index 413424c..fed13ae 100644
--- a/test/sap_client.py
+++ b/test/sap_client.py
+# SPDX-License-Identifier: LGPL-2.1-or-later
""" Copyright (C) 2010-2011 ST-Ericsson SA """
""" Author: Szymon Janc <szymon.janc@tieto.com> for ST-Ericsson. """
-""" 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 2 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, write to the Free Software """
-""" Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA """
-
from array import array
from bluetooth import *
import time
diff --git a/test/simple-agent b/test/simple-agent
index a69299a..4fdaff1 100755
--- a/test/simple-agent
+++ b/test/simple-agent
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/simple-endpoint b/test/simple-endpoint
index 78fb5fd..59ca189 100755
--- a/test/simple-endpoint
+++ b/test/simple-endpoint
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/simple-obex-agent b/test/simple-obex-agent
index 05ec4ed..064f6d3 100755
--- a/test/simple-obex-agent
+++ b/test/simple-obex-agent
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/simple-player b/test/simple-player
index 02754c2..9268284 100755
--- a/test/simple-player
+++ b/test/simple-player
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import print_function
diff --git a/test/test-adapter b/test/test-adapter
index 959a437..a216140 100755
--- a/test/test-adapter
+++ b/test/test-adapter
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/test-device b/test/test-device
index b490d53..a1e5081 100755
--- a/test/test-device
+++ b/test/test-device
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/test-discovery b/test/test-discovery
index cea7768..eccc7c7 100755
--- a/test/test-discovery
+++ b/test/test-discovery
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/test-gatt-profile b/test/test-gatt-profile
index 995a659..a973ae1 100755
--- a/test/test-gatt-profile
+++ b/test/test-gatt-profile
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/test-health b/test/test-health
index 24afa79..d6b437e 100755
--- a/test/test-health
+++ b/test/test-health
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
# -*- coding: utf-8 -*-
diff --git a/test/test-health-sink b/test/test-health-sink
index 37e630a..57665d2 100755
--- a/test/test-health-sink
+++ b/test/test-health-sink
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
# -*- coding: utf-8 -*-
diff --git a/test/test-hfp b/test/test-hfp
index a806043..11e328e 100755
--- a/test/test-hfp
+++ b/test/test-hfp
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/test-join b/test/test-join
index 6dfb2e8..9697950 100644
--- a/test/test-join
+++ b/test/test-join
#!/usr/bin/env python3
+# SPDX-License-Identifier: LGPL-2.1-or-later
import sys
import struct
diff --git a/test/test-manager b/test/test-manager
index 4f5994f..3fa7205 100755
--- a/test/test-manager
+++ b/test/test-manager
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/test-mesh b/test/test-mesh
index 1e1b872..9e47837 100755
--- a/test/test-mesh
+++ b/test/test-mesh
#!/usr/bin/env python3
+# SPDX-License-Identifier: LGPL-2.1-or-later
###################################################################
#
diff --git a/test/test-nap b/test/test-nap
index ab67a75..d5c757b 100755
--- a/test/test-nap
+++ b/test/test-nap
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/test-network b/test/test-network
index 6f09486..acc7dff 100755
--- a/test/test-network
+++ b/test/test-network
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/test-profile b/test/test-profile
index 2791580..af1e23f 100755
--- a/test/test-profile
+++ b/test/test-profile
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals
diff --git a/test/test-sap-server b/test/test-sap-server
index ff178af..ddb1efe 100755
--- a/test/test-sap-server
+++ b/test/test-sap-server
#!/usr/bin/python
+# SPDX-License-Identifier: LGPL-2.1-or-later
from __future__ import absolute_import, print_function, unicode_literals