diff --git a/Dockerfile b/Dockerfile
index b6ceec5..290aa97 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,9 @@ ARG FRONTEND_VERSION=UNKNOWN
 # runtime arguments
 ENV DEBIAN_FRONTEND=noninteractive \
     # Set to "c" for English, pl-PL.UTF-8 for Polish etc.
-    LANG=c \
+    LANG=en_US.UTF-8 \
+    # Timezone
+    TZ="Europe/Warsaw" \
     # Set to "c" for English, pl-PL.UTF-8 for Polish etc.
     LC_TYPE=en_US.UTF-8 \
     # Enable mail server
diff --git a/container-files/opt/taiga-conf/taiga/celery.py b/container-files/opt/taiga-conf/taiga/celery.py
new file mode 100644
index 0000000..ed11acb
--- /dev/null
+++ b/container-files/opt/taiga-conf/taiga/celery.py
@@ -0,0 +1,39 @@
+# -*- coding: utf-8 -*-
+# Copyright (C) 2014-2017 Andrey Antukh <niwi@niwi.nz>
+# Copyright (C) 2014-2017 Jesús Espino <jespinog@gmail.com>
+# Copyright (C) 2014-2017 David Barragán <bameda@dbarragan.com>
+# Copyright (C) 2014-2017 Alejandro Alonso <alejandro.alonso@kaleidos.net>
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from kombu import Queue
+
+broker_url = os.getenv('TAIGA_BROKER_URL', 'amqp://guest:guest@rabbit:5672')
+result_backend = os.getenv('TAIGA_REDIS_URL', 'redis://redis:6379/0').replace('"', '')
+
+configured_serializer_type = os.getenv('CELERY_SERIALIZER_TYPE', 'pickle').replace('"', '')
+
+accept_content = [configured_serializer_type,] # Values are 'pickle', 'json', 'msgpack' and 'yaml'
+task_serializer = configured_serializer_type
+result_serializer = configured_serializer_type
+
+timezone = os.getenv('TZ', 'Europe/Warsaw').replace('"', '')
+
+task_default_queue = 'tasks'
+task_queues = (
+    Queue('tasks', routing_key='task.#'),
+    Queue('transient', routing_key='transient.#', delivery_mode=1)
+)
+task_default_exchange = 'tasks'
+task_default_exchange_type = 'topic'
+task_default_routing_key = 'task.default'