diff --git a/requirements/development.in b/requirements/development.in
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+#
+# Copyright (C) 2017 Branko Majic
+#
+# This file is part of Django Conntrackt.
+#
+# Django Conntrackt 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.
+#
+# Django Conntrackt 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
+# Django Conntrackt.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+-r base.in
+
+# Used for generating test code coverage report.
+coverage~=4.4.0
+
+# Convenience test runner tailored for running Django tests.
+django-discover-runner~=0.3.0
+
+# Used for dynamic generation of fixture data in tests.
+factory_boy~=2.1.0
+
+# Used for mocking in unit tests.
+mock~=1.3.0
+
+# Used for building documentation.
+sphinx~=1.6.0
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