diff --git a/source/_docs/installation/raspberry-pi.markdown b/source/_docs/installation/raspberry-pi.markdown
index b0cb1b8a4a1..c272e97dbf8 100644
--- a/source/_docs/installation/raspberry-pi.markdown
+++ b/source/_docs/installation/raspberry-pi.markdown
@@ -49,10 +49,10 @@ $ sudo apt-get install python3 python3-venv python3-pip
 ```
 
 Add an account for Home Assistant called `homeassistant`.
-Since this account is only for running Home Assistant the extra arguments of `-rm` is added to create a system account and create a home directory.
+Since this account is only for running Home Assistant the extra arguments of `-rm` is added to create a system account and create a home directory. The arguments `-G dialout` adds the user to the `dialout` group. This is required for using Z-Wave and Zigbee controllers.
 
 ```bash
-$ sudo useradd -rm homeassistant
+$ sudo useradd -rm homeassistant -G dialout
 ```
 
 Next we will create a directory for the installation of Home Assistant and change the owner to the `homeassistant` account.