diff --git a/README.md b/README.md
index 8cb2e5d..3814be3 100644
--- a/README.md
+++ b/README.md
@@ -2,12 +2,13 @@
 
 a very small file sharing website
 
-- configure with data/shares.json
-- configure with data/config.json
+- configure shares with data/shares.json
+- generate shares with utils/create-share.py
+- configure service with data/config.json
     - uid = user id for new files
     - workers = parallel processes (i.e. one upload reserves a process)
     - timeout = timeout for processes, single upload might take a long time!
-- generate shares with utils/create-share.py
+- configure bind host and port in .env
 - proxy with nginx:
 ```
 location /flees/ {
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 28159da..a42aa1f 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -6,10 +6,10 @@ services:
     build:
       context: code
     ports:
-      - 127.0.0.1:8136:80
+      - "${FLEES_EXPOSE}:80"
     volumes:
       - ./data/:/code/data/
-   # restart: always
+    restart: always
 
 
 
diff --git a/env.example b/env.example
new file mode 100644
index 0000000..71e64c3
--- /dev/null
+++ b/env.example
@@ -0,0 +1 @@
+FLEES_EXPOSE=127.0.0.1:8136