diff --git a/lgsm/modules/command_start.sh b/lgsm/modules/command_start.sh
index cca044518..45994a496 100644
--- a/lgsm/modules/command_start.sh
+++ b/lgsm/modules/command_start.sh
@@ -163,6 +163,11 @@ fn_start_tmux() {
 	fi
 	rm -f "${lgsmlogdir:?}/.${selfname}-tmux-error.tmp" 2> /dev/null
 	echo -en "\n"
+
+	# Send version command to Xonotic server.
+	if [ "${shortname}" == "xnt" ]; then
+		tmux -L "${socketname}" send-keys -t "${sessionname}" version > /dev/null 2>&1
+	fi
 }
 
 # If user ran the start command monitor will become enabled.
diff --git a/lgsm/modules/command_update.sh b/lgsm/modules/command_update.sh
index e1fcec97f..dd4db072b 100644
--- a/lgsm/modules/command_update.sh
+++ b/lgsm/modules/command_update.sh
@@ -33,6 +33,8 @@ elif [ "${shortname}" == "vints" ]; then
 	update_vints.sh
 elif [ "${shortname}" == "ut99" ]; then
 	update_ut99.sh
+elif [ "${shortname}" == "xntl" ]; then
+	update_xntl.sh
 else
 	update_steamcmd.sh
 fi
diff --git a/lgsm/modules/core_modules.sh b/lgsm/modules/core_modules.sh
index 2d9906de4..e26b3f6dd 100644
--- a/lgsm/modules/core_modules.sh
+++ b/lgsm/modules/core_modules.sh
@@ -700,6 +700,11 @@ update_ut99.sh() {
 	fn_fetch_module
 }
 
+update_xnt.sh() {
+	modulefile="${FUNCNAME[0]}"
+	fn_fetch_module
+}
+
 fn_update_modules.sh() {
 	modulefile="${FUNCNAME[0]}"
 	fn_fetch_module
diff --git a/lgsm/modules/install_server_files.sh b/lgsm/modules/install_server_files.sh
index 2a87adb86..9d1f9e07f 100644
--- a/lgsm/modules/install_server_files.sh
+++ b/lgsm/modules/install_server_files.sh
@@ -284,7 +284,7 @@ elif [ "${shortname}" == "ut99" ]; then
 	fn_install_server_files
 	update_ut99.sh
 elif [ "${shortname}" == "xnt" ]; then
-	fn_install_server_files
+	update_xnt.sh
 elif [ -z "${appid}" ] || [ "${shortname}" == "ahl" ] || [ "${shortname}" == "bb" ] || [ "${shortname}" == "q4" ] || [ "${shortname}" == "ns" ] || [ "${shortname}" == "sfc" ] || [ "${shortname}" == "ts" ] || [ "${shortname}" == "vs" ] || [ "${shortname}" == "zmr" ]; then
 	if [ "${shortname}" == "ut" ]; then
 		install_eula.sh
diff --git a/lgsm/modules/update_xnt.sh b/lgsm/modules/update_xnt.sh
new file mode 100644
index 000000000..8dc45264b
--- /dev/null
+++ b/lgsm/modules/update_xnt.sh
@@ -0,0 +1,167 @@
+#!/bin/bash
+# LinuxGSM command_ut99.sh module
+# Author: Daniel Gibbs
+# Contributors: http://linuxgsm.com/contrib
+# Website: https://linuxgsm.com
+# Description: Handles updating of Unreal Tournament 99 servers.
+
+module_selfname="$(basename "$(readlink -f "${BASH_SOURCE[0]}")")"
+
+fn_update_dl() {
+	# Download and extract files to serverfiles.
+	fn_fetch_file "${remotebuildurl}" "" "" "" "${tmpdir}" "${remotebuildfilename}" "nochmodx" "norun" "force" "nohash"
+	fn_dl_extract "${tmpdir}" "${remotebuildfilename}" "${serverfiles}"
+	echo "${remotebuildversion}" > "${serverfiles}/build.txt"
+	fn_clear_tmp
+}
+
+fn_update_localbuild() {
+	# Gets local build info.
+	fn_print_dots "Checking local build: ${remotelocation}"
+	# Uses log file to get local build.
+	localbuild=$(grep "SVQC version: xonotic-v" "${consolelogdir}"/* 2> /dev/null | tail -1 | sed 's/.*SVQC version: \(xonotic-v[0-9.]*\).*/\1/' | tr -d '\000-\011\013-\037')
+	if [ -z "${localbuild}" ]; then
+		fn_print_error "Checking local build: ${remotelocation}: missing local build info"
+		fn_script_log_error "Missing local build info"
+		fn_script_log_error "Set localbuild to 0"
+		localbuild="0"
+	else
+		fn_print_ok "Checking local build: ${remotelocation}"
+		fn_script_log_pass "Checking local build"
+	fi
+}
+
+fn_update_remotebuild() {
+	# Get remote build info.
+	apiurl="https://api.github.com/repos/xonotic/xonotic/tags"
+	remotebuildresponse=$(curl -s "${apiurl}")
+	remotebuildtag=$(echo "${remotebuildresponse}" | jq -r '.[0].name')
+	remotebuildurl="https://dl.xonotic.org/${remotebuildtag}.zip"
+	remotebuildfilename="${remotebuildtag}.zip"
+	remotebuildversion="${remotebuildtag}"
+
+	if [ "${firstcommandname}" != "INSTALL" ]; then
+		fn_print_dots "Checking remote build: ${remotelocation}"
+		# Checks if remotebuildversion variable has been set.
+		if [ -z "${remotebuildversion}" ] || [ "${remotebuildversion}" == "null" ]; then
+			fn_print_fail "Checking remote build: ${remotelocation}"
+			fn_script_log_fail "Checking remote build"
+			core_exit.sh
+		else
+			fn_print_ok "Checking remote build: ${remotelocation}"
+			fn_script_log_pass "Checking remote build"
+		fi
+	else
+		# Checks if remotebuild variable has been set.
+		if [ -z "${remotebuildversion}" ] || [ "${remotebuildversion}" == "null" ]; then
+			fn_print_failure "Unable to get remote build"
+			fn_script_log_fail "Unable to get remote build"
+			core_exit.sh
+		fi
+	fi
+}
+
+fn_update_compare() {
+	fn_print_dots "Checking for update: ${remotelocation}"
+	# Update has been found or force update.
+	if [ "${localbuild}" != "${remotebuildversion}" ] || [ "${forceupdate}" == "1" ]; then
+		# Create update lockfile.
+		date '+%s' > "${lockdir:?}/update.lock"
+		fn_print_ok_nl "Checking for update: ${remotelocation}"
+		echo -en "\n"
+		echo -e "Update available"
+		echo -e "* Local build: ${red}${localbuild}${default}"
+		echo -e "* Remote build: ${green}${remotebuildversion}${default}"
+		if [ -n "${branch}" ]; then
+			echo -e "* Branch: ${branch}"
+		fi
+		if [ -f "${rootdir}/.dev-debug" ]; then
+			echo -e "Remote build info"
+			echo -e "* apiurl: ${apiurl}"
+			echo -e "* remotebuildfilename: ${remotebuildfilename}"
+			echo -e "* remotebuildurl: ${remotebuildurl}"
+			echo -e "* remotebuildversion: ${remotebuildversion}"
+		fi
+		echo -en "\n"
+		fn_script_log_info "Update available"
+		fn_script_log_info "Local build: ${localbuild}"
+		fn_script_log_info "Remote build: ${remotebuildversion}"
+		if [ -n "${branch}" ]; then
+			fn_script_log_info "Branch: ${branch}"
+		fi
+		fn_script_log_info "${localbuild} > ${remotebuildversion}"
+
+		if [ "${commandname}" == "UPDATE" ]; then
+			date +%s > "${lockdir}/last-updated.lock"
+			unset updateonstart
+			check_status.sh
+			# If server stopped.
+			if [ "${status}" == "0" ]; then
+				fn_update_dl
+				if [ "${localbuild}" == "0" ]; then
+					exitbypass=1
+					command_start.sh
+					fn_firstcommand_reset
+					exitbypass=1
+					fn_sleep_time_5
+					command_stop.sh
+					fn_firstcommand_reset
+				fi
+			# If server started.
+			else
+				fn_print_restart_warning
+				exitbypass=1
+				command_stop.sh
+				fn_firstcommand_reset
+				exitbypass=1
+				fn_update_dl
+				exitbypass=1
+				command_start.sh
+				fn_firstcommand_reset
+			fi
+			unset exitbypass
+			alert="update"
+		elif [ "${commandname}" == "CHECK-UPDATE" ]; then
+			alert="check-update"
+		fi
+		alert.sh
+	else
+		fn_print_ok_nl "Checking for update: ${remotelocation}"
+		echo -en "\n"
+		echo -e "No update available"
+		echo -e "* Local build: ${green}${localbuild}${default}"
+		echo -e "* Remote build: ${green}${remotebuildversion}${default}"
+		if [ -n "${branch}" ]; then
+			echo -e "* Branch: ${branch}"
+		fi
+		echo -en "\n"
+		fn_script_log_info "No update available"
+		fn_script_log_info "Local build: ${localbuild}"
+		fn_script_log_info "Remote build: ${remotebuildversion}"
+		if [ -n "${branch}" ]; then
+			fn_script_log_info "Branch: ${branch}"
+		fi
+		if [ -f "${rootdir}/.dev-debug" ]; then
+			echo -e "Remote build info"
+			echo -e "* apiurl: ${apiurl}"
+			echo -e "* remotebuildfilename: ${remotebuildfilename}"
+			echo -e "* remotebuildurl: ${remotebuildurl}"
+			echo -e "* remotebuildversion: ${remotebuildversion}"
+		fi
+	fi
+}
+
+# The location where the builds are checked and downloaded.
+remotelocation="github.com"
+
+if [ "${firstcommandname}" == "INSTALL" ]; then
+	fn_update_remotebuild
+	fn_update_dl
+else
+	fn_print_dots "Checking for update"
+	fn_print_dots "Checking for update: ${remotelocation}"
+	fn_script_log_info "Checking for update: ${remotelocation}"
+	fn_update_localbuild
+	fn_update_remotebuild
+	fn_update_compare
+fi