diff --git a/.gitignore b/.gitignore
index eca775a..451afe7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -116,3 +116,4 @@ ENV/
 # Rope project settings
 .ropeproject
 
+.vscode/*
\ No newline at end of file
diff --git a/.pytest_cache/v/cache/nodeids b/.pytest_cache/v/cache/nodeids
new file mode 100644
index 0000000..0637a08
--- /dev/null
+++ b/.pytest_cache/v/cache/nodeids
@@ -0,0 +1 @@
+[]
\ No newline at end of file
diff --git a/.pytest_cache/v/cache/stepwise b/.pytest_cache/v/cache/stepwise
new file mode 100644
index 0000000..0637a08
--- /dev/null
+++ b/.pytest_cache/v/cache/stepwise
@@ -0,0 +1 @@
+[]
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index a4a653d..7688f0e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 FROM python:3.6.8-slim
-MAINTAINER Danil Ivanov
+LABEL mainainer="Danil Ivanov"
 
 ENV PYTHONBUFFERED 1
 
diff --git a/bot/bot.py b/bot/bot.py
index ab991d1..9223751 100644
--- a/bot/bot.py
+++ b/bot/bot.py
@@ -13,6 +13,7 @@ class Bot(BaseBot):
     healthcheckio_token = None
 
     mongo_healthcheckio_token = None
+    mongodb = None
     mongo_healthcheckio_interval = 1800
     mongo_max_db_size = 512 * 1024 * 1024  # mlab.com free limitation
     mongo_alert_on_fullness = 0.5