diff --git a/scripts/steamcmd_installer.sh b/scripts/steamcmd_installer.sh
index 499c5cfd..c03a2bc0 100644
--- a/scripts/steamcmd_installer.sh
+++ b/scripts/steamcmd_installer.sh
@@ -9,11 +9,15 @@
 # Variables
 # STEAM_USER, STEAM_PASS, STEAM_AUTH - Steam user setup. If a user has 2fa enabled it will most likely fail due to timeout. Leave blank for anon install.
 # WINDOWS_INSTALL - if it's a windows server you want to install set to 1
-# SRCDS_APPID - steam app id ffound here - https://developer.valvesoftware.com/wiki/Dedicated_Servers_List
-# INSTALL_FLAGS - when a server has extra glas for things like beta installs or updates.
+# SRCDS_APPID - steam app id found here - https://developer.valvesoftware.com/wiki/Dedicated_Servers_List
+# SRCDS_BETAID - beta branch of a steam app. Leave blank to install normal branch
+# SRCDS_BETAPASS - password for a beta branch should one be required during private or closed testing phases.. Leave blank for no password.
+# INSTALL_FLAGS - Any additional SteamCMD  flags to pass during install.. Keep in mind that steamcmd auto update process in the docker image might overwrite or ignore these when it performs update on server boot.
+# AUTO_UPDATE - Adding this variable to the egg allows disabling or enabling automated updates on boot. Boolean value. 0 to disable and 1 to enable.
 #
-##
+ ##
 
+# Install packages. Default packages below are not required if using our existing install image thus speeding up the install process.
 apt -y update
 apt -y --no-install-recommends install curl lib32gcc-s1 ca-certificates
 
@@ -42,7 +46,7 @@ chown -R root:root /mnt
 export HOME=/mnt/server
 
 ## install game using steamcmd
-./steamcmd.sh +force_install_dir /mnt/server +login ${STEAM_USER} ${STEAM_PASS} ${STEAM_AUTH} $( [[ "${WINDOWS_INSTALL}" == "1" ]] && printf %s '+@sSteamCmdForcePlatformType windows' ) +app_update ${SRCDS_APPID} ${INSTALL_FLAGS} validate +quit ## other flags may be needed depending on install. looking at you cs 1.6
+./steamcmd.sh +force_install_dir /mnt/server +login ${STEAM_USER} ${STEAM_PASS} ${STEAM_AUTH} $( [[ "${WINDOWS_INSTALL}" == "1" ]] && printf %s '+@sSteamCmdForcePlatformType windows' ) +app_update ${SRCDS_APPID} $( [[ -z ${SRCDS_BETAID} ]] || printf %s "-beta ${SRCDS_BETAID}" ) $( [[ -z ${SRCDS_BETAPASS} ]] || printf %s "-betapassword ${SRCDS_BETAPASS}" ) ${INSTALL_FLAGS} validate +quit ## other flags may be needed depending on install. looking at you cs 1.6
 
 ## set up 32 bit libraries
 mkdir -p /mnt/server/.steam/sdk32