diff --git a/docker/.env b/docker/.env
index 1b3bfee..547fb13 100644
--- a/docker/.env
+++ b/docker/.env
@@ -1,4 +1,3 @@
-FACTORIO_VERSION=latest
 ADMIN_USER=admin
 ADMIN_PASS=factorio
 RCON_PASS=
diff --git a/docker/README.md b/docker/README.md
index d34fa2b..82f4b76 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -9,7 +9,6 @@ and [Docker Compose](https://docs.docker.com/compose/install/) installed.
 Copy `docker-compose.yaml` and `.env` files from this repository to somewhere on your server.
 
 Edit values in the `.env` file:
-* `FACTORIO_VERSION` (default `latest`): Factorio version that will be downloaded and used in FSM.
 * `ADMIN_USER` (default `admin`): Name of the default user created for FSM UI.
 * `ADMIN_PASS` (default `factorio`): Default user password. \
   __Important:__ _For security reasons, please change the default user name and password. Never use the defaults._
@@ -29,6 +28,7 @@ docker-compose up -d
 ```
 
 ### Simple configuration without HTTPS
+
 If you don't care about HTTPS and want to run just the Factorio Server Manager, or want to run it on local machine you can use `docker-compose.simple.yaml`.
 
 Ignore `DOMAIN_NAME` and `EMAIL_ADDREESS` variables in `.env` file and run
@@ -36,11 +36,17 @@ Ignore `DOMAIN_NAME` and `EMAIL_ADDREESS` variables in `.env` file and run
 docker-compose -f docker-compose.simple.yaml up -d
 ```
 
+### Factorio version
+
+By default container will download the latest version of factorio. If you want to use specific version, you can change
+the value of `FACTORIO_VERSION=latest` variable in the `docker-compose.yaml` file.
+
 ## Accessing the application
 
 Go to the domain specified in your `.env` file in your web browser. If running on localhost host access the application at http://localhost
 
 ### First start
+
 When container starts it begins to dowload Factorio headless server archive, and only after that Factorio Server Manager server starts.
 So when Docker Compose writes
 ```
diff --git a/docker/docker-compose.simple.yaml b/docker/docker-compose.simple.yaml
index 3dacdbf..518bb35 100644
--- a/docker/docker-compose.simple.yaml
+++ b/docker/docker-compose.simple.yaml
@@ -5,7 +5,7 @@ services:
     container_name: "factorio-server-manager"
     restart: "unless-stopped"
     environment:
-      - "FACTORIO_VERSION"
+      - "FACTORIO_VERSION=latest"
       - "ADMIN_USER"
       - "ADMIN_PASS"
       - "RCON_PASS"
diff --git a/docker/docker-compose.yaml b/docker/docker-compose.yaml
index 978d3cb..32524b8 100644
--- a/docker/docker-compose.yaml
+++ b/docker/docker-compose.yaml
@@ -5,7 +5,7 @@ services:
     container_name: "factorio-server-manager"
     restart: "unless-stopped"
     environment:
-      - "FACTORIO_VERSION"
+      - "FACTORIO_VERSION=latest"
       - "ADMIN_USER"
       - "ADMIN_PASS"
       - "RCON_PASS"