diff --git a/lgsm/functions/install_server_files.sh b/lgsm/functions/install_server_files.sh
index 0fc6c92da..b029bec03 100644
--- a/lgsm/functions/install_server_files.sh
+++ b/lgsm/functions/install_server_files.sh
@@ -115,7 +115,7 @@ fn_install_server_files_steamcmd(){
 					${unbuffer} ./steamcmd.sh +login "${steamuser}" "${steampass}" +force_install_dir "${serverfiles}" +app_set_config 90 mod "${appidmod}" +app_update "${appid}" -beta ${branch} validate +quit
 					local exitcode=$?
 				elif [ "${gamename}" == "Jedi Knight II: Jedi Outcast" ]; then
-					${unbuffer} ./steamcmd.sh +@sSteamCmdForcePlatformType windows +login "${steamuser}" "${steampass}" +force_install_dir "${filesdir}" +app_update "${appid}" ${branch} -validate +quit
+					${unbuffer} ./steamcmd.sh +@sSteamCmdForcePlatformType windows +login "${steamuser}" "${steampass}" +force_install_dir "${filesdir}" +app_update "${appid}" -beta "${branch}" -validate +quit
 					local exitcode=$?
 				else
 					${unbuffer} ./steamcmd.sh +login "${steamuser}" "${steampass}" +force_install_dir "${serverfiles}" +app_update "${appid}" -beta ${branch} validate +quit