diff --git a/docker/Dockerfile b/docker/Dockerfile
index cb2df177..a34d2c50 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -79,6 +79,7 @@ RUN apk -U add \
         mbedtls \
         soxr \
         avahi \
+        avahi-tools \
         libconfig \
         libsndfile \
         mosquitto \
diff --git a/docker/README.md b/docker/README.md
index 12b8f3bb..acabc123 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -21,10 +21,11 @@ $ docker run -d --restart unless-stopped --net host --device /dev/snd \
 
 ### Options
 
-Any options you add to the command above will be passed to Shairport Sync. Here is an example:
+You can change the default commands passed to Shairport Sync. Here is an example:
 ```
 $ docker run -d --restart unless-stopped --net host --device /dev/snd \
-    mikebrady/shairport-sync -a DenSystem -- -d hw:0 -c PCM
+    mikebrady/shairport-sync:unstable-development shairport-sync -v \
+    --statistics -a DenSystem -d hw:0 -c PCM
 ```
 This will sent audio to alsa hardware device `hw:0` and make use of the that device's mixer control called `PCM`. The service will be visible as `DenSystem` on the network.
 
diff --git a/docker/classic/Dockerfile b/docker/classic/Dockerfile
index a2c33af5..0556cd94 100644
--- a/docker/classic/Dockerfile
+++ b/docker/classic/Dockerfile
@@ -73,6 +73,7 @@ RUN apk -U add \
         mbedtls \
         soxr \
         avahi \
+        avahi-tools \
         libconfig \
         libsndfile \
         mosquitto-libs \