diff --git a/rsyncd/Dockerfile b/rsyncd/Dockerfile
index e437485..7350886 100644
--- a/rsyncd/Dockerfile
+++ b/rsyncd/Dockerfile
@@ -5,12 +5,13 @@
 FROM alpine
 MAINTAINER kev <noreply@easypi.info>
 
-RUN apk add -U rsync \
+RUN set -xe \
+    && apk add -U rsync \
     && rm -rf /var/cache/apk/*
 
 COPY rsyncd.* /etc/
 
-VOLUME /data
+VOLUME /share
 EXPOSE 873
 
 CMD rsync --daemon --no-detach --log-file /dev/stdout
diff --git a/rsyncd/README.md b/rsyncd/README.md
new file mode 100644
index 0000000..6ddfd93
--- /dev/null
+++ b/rsyncd/README.md
@@ -0,0 +1,54 @@
+rsyncd
+======
+
+![](https://badge.imagelayers.io/vimagick/rsyncd:latest.svg)
+
+[rsync][1] is an open source utility that provides fast incremental file transfer.
+[rsyncd][2] is rsync in daemon mode.
+
+## docker-compose.yml
+
+```yaml
+rsyncd:
+  image: vimagick/rsyncd
+  ports:
+    - "873:873"
+  volumes:
+#   - ./rsyncd.conf:/etc/rsyncd.conf
+    - ./share:/share
+  restart: always
+```
+
+> You can mount `rsyncd.conf` to override the default one.
+
+## rsyncd.conf (default)
+
+```
+[global]
+charset = utf-8
+max connections = 8
+reverse lookup = no
+
+[share]
+path = /share
+read only = yes
+#hosts allow = 192.168.0.0/16
+#auth users = *
+#secrets file = /etc/rsyncd.secrets
+#strict modes = false
+```
+
+## server
+
+```
+docker-compose up -d
+```
+
+## client
+
+```
+rsync -avz easypi.info::share /path/to/folder
+```
+
+[1]: https://rsync.samba.org
+[2]: https://download.samba.org/pub/rsync/rsyncd.conf.html
diff --git a/rsyncd/docker-compose.yml b/rsyncd/docker-compose.yml
index 3849bf7..3c81f1e 100644
--- a/rsyncd/docker-compose.yml
+++ b/rsyncd/docker-compose.yml
@@ -3,5 +3,5 @@ rsyncd:
   ports:
     - "873:873"
   volumes:
-    - ./data:/data
+    - ./share:/share
   restart: always
diff --git a/rsyncd/rsyncd.conf b/rsyncd/rsyncd.conf
index 0fdcd8f..da4d9b3 100644
--- a/rsyncd/rsyncd.conf
+++ b/rsyncd/rsyncd.conf
@@ -1,5 +1,12 @@
-[data]
-path = /data
-auth users = *
-secrets file = /etc/rsyncd.secrets
-strict modes = false
+[global]
+charset = utf-8
+max connections = 8
+reverse lookup = no
+
+[share]
+path = /share
+read only = yes
+#hosts allow = 192.168.0.0/16
+#auth users = *
+#secrets file = /etc/rsyncd.secrets
+#strict modes = false
diff --git a/rsyncd/rsyncd.secrets b/rsyncd/rsyncd.secrets
deleted file mode 100644
index 01439cf..0000000
--- a/rsyncd/rsyncd.secrets
+++ /dev/null
@@ -1,2 +0,0 @@
-root:root
-admin:admin