diff --git a/daemons/bot.py b/daemons/bot.py
index 417c253..61bbbc4 100644
--- a/daemons/bot.py
+++ b/daemons/bot.py
@@ -3,10 +3,17 @@ import os
 import telebot
 from telebot.types import Message
 
+from helpers.mongo import mongo
 
 bot = telebot.TeleBot(os.getenv("TELEGRAM_TOKEN"))
 
 
+@bot.message_handler(commands=['start'])
+def on_start(message: Message):
+    mongo.users_collection.delete_many({"chat_id": message.chat.id})
+    do_action(message)
+
+
 @bot.message_handler()
 def do_action(message: Message):
     from helpers.answer import answer
diff --git a/daemons/fetch.py b/daemons/fetch.py
index 5b24566..8c63806 100644
--- a/daemons/fetch.py
+++ b/daemons/fetch.py
@@ -1,11 +1,11 @@
 import datetime
+import logging
 from time import sleep
 
 from helpers import now, User
 from helpers.models import UserSchema
 from helpers.mongo import mongo
 from helpers.ruz import ruz
-from settings import MOSCOW_TIMEZONE
 
 
 def fetch_schedule_for_user(user: User):
@@ -72,11 +72,11 @@ def delete_old():
 
 def fetch():
     while True:
-        print("fetch start")
+        logging.info("fetch start")
         begin = datetime.datetime.now()
         process()
         end = datetime.datetime.now()
-        print('fetch finished')
-        print("time elapsed", (end - begin).total_seconds())
+        logging.info('fetch finished')
+        logging.info("time elapsed", (end - begin).total_seconds())
         delete_old()
         sleep(60 * 5)
diff --git a/daemons/notify.py b/daemons/notify.py
index 0ecc56e..3f543ce 100644
--- a/daemons/notify.py
+++ b/daemons/notify.py
@@ -1,10 +1,11 @@
 import datetime
+import logging
 from time import sleep
 
 from telebot.apihelper import ApiTelegramException
 
 from daemons.bot import bot
-from helpers import now, get_next_daily_notify_time
+from helpers import now
 from helpers.models import UserSchema
 from helpers.mongo import mongo
 from helpers.ruz import ruz
@@ -55,10 +56,10 @@ def process():
 
 def notify():
     while True:
-        print("notify start")
+        logging.info("notify start")
         begin = datetime.datetime.now()
         process()
         end = datetime.datetime.now()
-        print('notify finished')
-        print("time elapsed", (end - begin).total_seconds())
+        logging.info('notify finished')
+        logging.info("time elapsed", (end - begin).total_seconds())
         sleep(60)
diff --git a/entrypoint.py b/entrypoint.py
index 4f56b50..8b7c5ce 100644
--- a/entrypoint.py
+++ b/entrypoint.py
@@ -1,23 +1,27 @@
+import logging.config
 import sys
 
+import settings
 from daemons.api import api
 from daemons.bot import bot
 from daemons.fetch import fetch
 from daemons.notify import notify
 
+
+logging.config.dictConfig(settings.logging_config)
 arg = sys.argv[-1]
 
 if arg == "bot":
-    print("bot is starting")
+    logging.info("bot is starting")
     bot.polling()
 elif arg == "fetch":
-    print("fetch is starting")
+    logging.info("fetch is starting")
     fetch()
 elif arg == "notify":
-    print("notify is starting")
+    logging.info("notify is starting")
     notify()
 elif arg == "api":
-    print("api is starting")
+    logging.info("api is starting")
     api()
 else:
     raise ValueError(f"Unknown param {arg}")
diff --git a/helpers/answer.py b/helpers/answer.py
index f4b11d0..ef2bdad 100644
--- a/helpers/answer.py
+++ b/helpers/answer.py
@@ -1,11 +1,8 @@
-import datetime
-
-import pytz
 from telebot.types import Message
 
 from daemons.bot import bot
 from daemons.fetch import fetch_schedule_for_user
-from helpers import now, get_next_daily_notify_time
+from helpers import get_next_daily_notify_time
 from helpers.keyboards import main_keyboard, notify_keyboard, yes_no_keyboard, again_keyboard, groups_keyboard, \
     no_daily_notify, student_or_teacher_keyboard, campus_keyboard
 from helpers.models import UserSchema, User
diff --git a/helpers/models.py b/helpers/models.py
index 1793a9d..d2e6d48 100644
--- a/helpers/models.py
+++ b/helpers/models.py
@@ -3,7 +3,7 @@ from dataclasses import dataclass
 from typing import Optional
 
 import marshmallow_dataclass
-from marshmallow import EXCLUDE, pre_load
+from marshmallow import EXCLUDE
 
 
 @dataclass
diff --git a/helpers/mongo.py b/helpers/mongo.py
index 4e444d5..33b95ce 100644
--- a/helpers/mongo.py
+++ b/helpers/mongo.py
@@ -1,5 +1,4 @@
 import datetime
-import zoneinfo
 from functools import cached_property
 
 import pymongo
diff --git a/helpers/ruz.py b/helpers/ruz.py
index 6be5987..04af103 100644
--- a/helpers/ruz.py
+++ b/helpers/ruz.py
@@ -1,4 +1,5 @@
 import datetime
+import logging
 
 from requests import get
 
@@ -52,7 +53,8 @@ class RUZ:
         try:
             data = data.json()
         except:
-            print(data.content)
+            logging.info("Json ignored, data content is")
+            logging.info(data.content)
             return None
         formatted_data = [
             {
diff --git a/settings.py b/settings.py
index bef9bc6..5d045df 100644
--- a/settings.py
+++ b/settings.py
@@ -1,4 +1,5 @@
 import os
+import sys
 import zoneinfo
 
 MONGO_USER = os.getenv("MONGO_USER", "mongo")
@@ -8,3 +9,19 @@ DEBUG = os.getenv("DEBUG", "true") == "true"
 
 RUZ_API = "https://ruz.hse.ru/api/"
 MOSCOW_TIMEZONE = zoneinfo.ZoneInfo("Europe/Moscow")
+
+logging_config = {
+    'version': 1,
+    'disable_existing_loggers': False,
+    'handlers': {
+        'console': {
+            'level': 'INFO',
+            'class': 'logging.StreamHandler',
+            'stream': sys.stdout
+        }
+    },
+    'root': {
+        'handlers': ['console'],
+        'level': 'INFO'
+    }
+}