diff --git a/README.md b/README.md
index 4bbdc5a..6a19fad 100644
--- a/README.md
+++ b/README.md
@@ -27,12 +27,10 @@ Enable statistics HTTP endpoint.
 
 Usage: `-e TELEGRAM_STAT=1 -p 8082:8082` and then check that `curl http://<host>:8082` returns server statistic
 
-
 ### `TELEGRAM_FILTER`
 
 "<remainder>/<modulo>". Allow only bots with 'bot_user_id % modulo == remainder'
 
-
 ### `TELEGRAM_MAX_WEBHOOK_CONNECTIONS`
 
 default value of the maximum webhook connections per bot
@@ -61,6 +59,12 @@ allow the Bot API server to serve local requests
 
 Use the `TELEGRAM_HTTP_IP_ADDRESS: "[::]"` parameter to listen on the ipv6 intranet
 
+### `TELEGRAM_HTTP_PORT`
+
+Set which port the api server should listen to if you want to run the image in network mode as host and want to change the port.
+
+If not set then the api server will listen to port 8081.
+
 ## Start with persistent storage
 
 Server working directory is `/var/lib/telegram-bot-api` so if you want to persist the server data you can mount this folder as volume: