diff --git a/const.py b/const.py
new file mode 100644
index 0000000..24b2f0e
--- /dev/null
+++ b/const.py
@@ -0,0 +1,2 @@
+import os
+MONGO_URI = os.getenv("MONGO_URI", "mongodb://127.0.0.1:27017/kspace_accounting")
diff --git a/main.py b/main.py
index a42013f..b27d8b9 100644
--- a/main.py
+++ b/main.py
@@ -8,9 +8,12 @@ import json
 import os
 import pymongo
 import smtplib
+import const
 
 app = Flask(__name__)
-mongodb = MongoClient('mongodb://172.21.27.1,172.21.27.2,172.21.27.3:27017/', replicaSet="kspace-mongo-set").kspace_accounting
+#mongodb = MongoClient('mongodb://172.21.27.1,172.21.27.2,172.21.27.3:27017/', replicaSet="kspace-mongo-set").kspace_accounting
+mongodb = MongoClient(const.MONGO_URI)
+mongodb = mongodb.get_default_database()
 mongodb.authenticate("kspace_accounting", os.environ["MONGO_PASSWORD"])
 
 DOORBOY_SECRET = os.environ["DOORBOY_SECRET"]