diff --git a/README.md b/README.md
index 6955e35..b6af625 100644
--- a/README.md
+++ b/README.md
@@ -6,15 +6,30 @@ App for visualising [GetPocket](https://getpocket.com/) usage stats
 
 ### Backend
 
-#### Environment variabled
-- BACKEND_URL | default: http://localhost:8080
-- POCKET_CONSUMER_KEY
-- MONGODB_HOST
-- MONGODB_PORT
-- MONGODB_USER
-- MONGODB_PASS
-- MONGODB_DB
-- MONGODB_URI
+#### Environment variables
+- `BACKEND_URL` - backend url, default: http://localhost:8080
+- `POCKET_CONSUMER_KEY` - get pocket consumer key
+- `MONGODB_HOST` - mongo db host 
+- `MONGODB_URI` - full mongodb uri with login and pass
+
+example env variables for local instance workig with dockerized MongoDB
+```
+{
+  "VUE_APP_BACKEND_URL": "http://127.0.0.1:8081/pocketstats",
+  "POCKET_CONSUMER_KEY": "[get pocket consumer key]",
+  "MONGODB_DB": "test",
+  "MONGODB_URI": "mongodb+srv://db-user:mnj0pYRuglcOKvl5@cluster0.wdgepgr.mongodb.net/?retryWrites=true&w=majority"
+}
+```
+
+#### Database
+Docker service file with mongodb can be find here: [mongodb.yml](https://github.com/michmzr/PocketStats/blob/master/src/main/docker/mongodb.yml)
+
+
+
+### Frontend 
+#### Environment variables
+- `VUE_APP_BACKEND_URL` - java backend url
 
 **You can read more in
-article**: [https://cybershu.eu/articles/pocket-stats-analytics-app-get-pocket-api.html](https://cybershu.eu/articles/pocket-stats-analytics-app-get-pocket-api.html)
+article**: [https://cybershu.eu/articles/pocket-stats-analytics-app-get-pocket-api.html](https://cybershu.eu/articles/pocket-stats-analytics-app-get-pocket-api.html) (it describes old version!)