diff --git a/cas_server/__init__.py b/cas_server/__init__.py
index dad5765..29f5de6 100644
--- a/cas_server/__init__.py
+++ b/cas_server/__init__.py
@@ -7,6 +7,6 @@
 # along with this program; if not, write to the Free Software Foundation, Inc., 51
 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 #
-# (c) 2015 Valentin Samir
+# (c) 2015-2016 Valentin Samir
 """A django CAS server application"""
 default_app_config = 'cas_server.apps.CasAppConfig'
diff --git a/cas_server/admin.py b/cas_server/admin.py
index a6a9be4..472e1df 100644
--- a/cas_server/admin.py
+++ b/cas_server/admin.py
@@ -7,7 +7,7 @@
 # along with this program; if not, write to the Free Software Foundation, Inc., 51
 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 #
-# (c) 2015 Valentin Samir
+# (c) 2015-2016 Valentin Samir
 """module for the admin interface of the app"""
 from django.contrib import admin
 from .models import ServiceTicket, ProxyTicket, ProxyGrantingTicket, User, ServicePattern
diff --git a/cas_server/apps.py b/cas_server/apps.py
index 53807bc..ea15273 100644
--- a/cas_server/apps.py
+++ b/cas_server/apps.py
@@ -1,3 +1,13 @@
+# 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 version 3 for
+# more details.
+#
+# You should have received a copy of the GNU General Public License version 3
+# along with this program; if not, write to the Free Software Foundation, Inc., 51
+# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# (c) 2015-2016 Valentin Samir
 """django config module"""
 from django.utils.translation import ugettext_lazy as _
 from django.apps import AppConfig
diff --git a/cas_server/auth.py b/cas_server/auth.py
index bf5f5b4..2826a85 100644
--- a/cas_server/auth.py
+++ b/cas_server/auth.py
@@ -8,7 +8,7 @@
 # along with this program; if not, write to the Free Software Foundation, Inc., 51
 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 #
-# (c) 2015 Valentin Samir
+# (c) 2015-2016 Valentin Samir
 """Some authentication classes for the CAS"""
 from django.conf import settings
 from django.contrib.auth import get_user_model
diff --git a/cas_server/forms.py b/cas_server/forms.py
index f07329e..83cfe8a 100644
--- a/cas_server/forms.py
+++ b/cas_server/forms.py
@@ -7,7 +7,7 @@
 # along with this program; if not, write to the Free Software Foundation, Inc., 51
 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 #
-# (c) 2015 Valentin Samir
+# (c) 2015-2016 Valentin Samir
 """forms for the app"""
 from .default_settings import settings
 
diff --git a/cas_server/models.py b/cas_server/models.py
index 0694866..d870a50 100644
--- a/cas_server/models.py
+++ b/cas_server/models.py
@@ -8,7 +8,7 @@
 # along with this program; if not, write to the Free Software Foundation, Inc., 51
 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 #
-# (c) 2015 Valentin Samir
+# (c) 2015-2016 Valentin Samir
 """models for the app"""
 from .default_settings import settings
 
diff --git a/cas_server/tests/mixin.py b/cas_server/tests/mixin.py
index ff83258..ddbf2d2 100644
--- a/cas_server/tests/mixin.py
+++ b/cas_server/tests/mixin.py
@@ -1,3 +1,14 @@
+# ⁻*- coding: utf-8 -*-
+# 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 version 3 for
+# more details.
+#
+# You should have received a copy of the GNU General Public License version 3
+# along with this program; if not, write to the Free Software Foundation, Inc., 51
+# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# (c) 2016 Valentin Samir
 """Some mixin classes for tests"""
 from cas_server.default_settings import settings
 from django.utils import timezone
diff --git a/cas_server/tests/test_models.py b/cas_server/tests/test_models.py
index 372fd5a..e75f54f 100644
--- a/cas_server/tests/test_models.py
+++ b/cas_server/tests/test_models.py
@@ -1,3 +1,14 @@
+# ⁻*- coding: utf-8 -*-
+# 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 version 3 for
+# more details.
+#
+# You should have received a copy of the GNU General Public License version 3
+# along with this program; if not, write to the Free Software Foundation, Inc., 51
+# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# (c) 2016 Valentin Samir
 """Tests module for models"""
 from cas_server.default_settings import settings
 
diff --git a/cas_server/tests/test_utils.py b/cas_server/tests/test_utils.py
index 3cbe5ab..908f519 100644
--- a/cas_server/tests/test_utils.py
+++ b/cas_server/tests/test_utils.py
@@ -1,3 +1,14 @@
+# ⁻*- coding: utf-8 -*-
+# 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 version 3 for
+# more details.
+#
+# You should have received a copy of the GNU General Public License version 3
+# along with this program; if not, write to the Free Software Foundation, Inc., 51
+# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# (c) 2016 Valentin Samir
 """Tests module for utils"""
 from django.test import TestCase
 
diff --git a/cas_server/tests/test_view.py b/cas_server/tests/test_view.py
index 8c8a900..95720c4 100644
--- a/cas_server/tests/test_view.py
+++ b/cas_server/tests/test_view.py
@@ -1,3 +1,14 @@
+# ⁻*- coding: utf-8 -*-
+# 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 version 3 for
+# more details.
+#
+# You should have received a copy of the GNU General Public License version 3
+# along with this program; if not, write to the Free Software Foundation, Inc., 51
+# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# (c) 2016 Valentin Samir
 """Tests module for views"""
 from cas_server.default_settings import settings
 
diff --git a/cas_server/tests/utils.py b/cas_server/tests/utils.py
index a0f4aa8..bd692e9 100644
--- a/cas_server/tests/utils.py
+++ b/cas_server/tests/utils.py
@@ -1,3 +1,14 @@
+# ⁻*- coding: utf-8 -*-
+# 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 version 3 for
+# more details.
+#
+# You should have received a copy of the GNU General Public License version 3
+# along with this program; if not, write to the Free Software Foundation, Inc., 51
+# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# (c) 2016 Valentin Samir
 """Some utils functions for tests"""
 from cas_server.default_settings import settings
 
diff --git a/cas_server/urls.py b/cas_server/urls.py
index 982ef9d..8b7f762 100644
--- a/cas_server/urls.py
+++ b/cas_server/urls.py
@@ -8,7 +8,7 @@
 # along with this program; if not, write to the Free Software Foundation, Inc., 51
 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 #
-# (c) 2015 Valentin Samir
+# (c) 2015-2016 Valentin Samir
 """urls for the app"""
 from django.conf.urls import patterns, url
 from django.views.generic import RedirectView
diff --git a/cas_server/utils.py b/cas_server/utils.py
index a257c98..747d9a3 100644
--- a/cas_server/utils.py
+++ b/cas_server/utils.py
@@ -1,4 +1,4 @@
-# ⁻*- coding: utf-8 -*-
+# -*- coding: utf-8 -*-
 # 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 version 3 for
@@ -8,7 +8,7 @@
 # along with this program; if not, write to the Free Software Foundation, Inc., 51
 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 #
-# (c) 2015 Valentin Samir
+# (c) 2015-2016 Valentin Samir
 """Some util function for the app"""
 from .default_settings import settings
 
diff --git a/cas_server/views.py b/cas_server/views.py
index f0402f0..94ee0f0 100644
--- a/cas_server/views.py
+++ b/cas_server/views.py
@@ -8,7 +8,7 @@
 # along with this program; if not, write to the Free Software Foundation, Inc., 51
 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 #
-# (c) 2015 Valentin Samir
+# (c) 2015-2016 Valentin Samir
 """views for the app"""
 from .default_settings import settings