diff --git a/book/src/docker.md b/book/src/docker.md
index 96be643fa..b4159c17e 100644
--- a/book/src/docker.md
+++ b/book/src/docker.md
@@ -49,7 +49,7 @@ $ docker run lighthouse:local lighthouse --help
 You can run a Docker beacon node with the following command:
 
 ```bash
-$ docker run -p 9000:9000 -p 5052:5052 -v $HOME/.lighthouse:/root/.lighthouse sigp/lighthouse lighthouse beacon --http
+$ docker run -p 9000:9000 -p 127.0.0.1:5052:5052 -v $HOME/.lighthouse:/root/.lighthouse sigp/lighthouse lighthouse beacon --http --http-address 0.0.0.0
 ```
 
 > The `-p` and `-v` and values are described below.
@@ -78,8 +78,8 @@ $ docker run -p 9000:9000 sigp/lighthouse lighthouse beacon
 ```
 
 If you use the `--http` flag you may also want to expose the HTTP port with `-p
-5052:5052`.
+127.0.0.1:5052:5052`.
 
 ```bash
-$ docker run -p 9000:9000 -p 5052:5052 sigp/lighthouse lighthouse beacon --http
+$ docker run -p 9000:9000 -p 127.0.0.1:5052:5052 sigp/lighthouse lighthouse beacon --http --http-address 0.0.0.0
 ```