diff --git a/lgsm/functions/command_update.sh b/lgsm/functions/command_update.sh
index ccf26322e..ae5c2065c 100755
--- a/lgsm/functions/command_update.sh
+++ b/lgsm/functions/command_update.sh
@@ -31,6 +31,8 @@ elif [ "${shortname}" == "jk2" ]; then
 	update_jediknight2.sh
 elif [ "${shortname}" == "vints" ]; then
 	update_vintagestory.sh
+elif [ "${shortname}" == "ut99" ]; then
+	update_ut99.sh
 else
 	update_steamcmd.sh
 fi
diff --git a/lgsm/functions/core_functions.sh b/lgsm/functions/core_functions.sh
index bca5debf9..6ab24b78b 100755
--- a/lgsm/functions/core_functions.sh
+++ b/lgsm/functions/core_functions.sh
@@ -680,6 +680,11 @@ update_vintagestory.sh() {
 	fn_fetch_function
 }
 
+update_ut99.sh() {
+	functionfile="${FUNCNAME[0]}"
+	fn_fetch_function
+}
+
 fn_update_functions.sh() {
 	functionfile="${FUNCNAME[0]}"
 	fn_fetch_function
diff --git a/lgsm/functions/core_getopt.sh b/lgsm/functions/core_getopt.sh
index fdd66ab3f..0c51b1caf 100755
--- a/lgsm/functions/core_getopt.sh
+++ b/lgsm/functions/core_getopt.sh
@@ -65,7 +65,7 @@ currentopt+=("${cmd_update_linuxgsm[@]}")
 
 # Exclude noupdate games here.
 if [ "${shortname}" == "jk2" ] || [ "${engine}" != "idtech3" ]; then
-	if [ "${shortname}" != "bf1942" ] && [ "${shortname}" != "bfv" ] && [ "${engine}" != "idtech2" ] && [ "${engine}" != "iw2.0" ] && [ "${engine}" != "iw3.0" ] && [ "${engine}" != "quake" ] && [ "${shortname}" != "samp" ] && [ "${shortname}" != "ut2k4" ] && [ "${shortname}" != "ut99" ]; then
+	if [ "${shortname}" != "bf1942" ] && [ "${shortname}" != "bfv" ] && [ "${engine}" != "idtech2" ] && [ "${engine}" != "iw2.0" ] && [ "${engine}" != "iw3.0" ] && [ "${engine}" != "quake" ] && [ "${shortname}" != "samp" ] && [ "${shortname}" != "ut2k4" ]; then
 		currentopt+=("${cmd_update[@]}")
 		# force update for SteamCMD or Multi Theft Auto only.
 		if [ "${appid}" ] || [ "${shortname}" == "mta" ]; then
@@ -102,10 +102,12 @@ if [ "${shortname}" == "ts3" ]; then
 	currentopt+=("${cmd_change_password[@]}")
 fi
 
-# Unreal exclusive.
+# Rust exclusive.
 if [ "${shortname}" == "rust" ]; then
 	currentopt+=("${cmd_fullwipe[@]}" "${cmd_mapwipe[@]}")
 fi
+
+# Unreal exclusive.
 if [ "${engine}" == "unreal2" ]; then
 	if [ "${shortname}" == "ut2k4" ]; then
 		currentopt+=("${cmd_install_cdkey[@]}" "${cmd_map_compressor_u2[@]}")
diff --git a/lgsm/functions/install_server_files.sh b/lgsm/functions/install_server_files.sh
index c98986685..9316d6efd 100755
--- a/lgsm/functions/install_server_files.sh
+++ b/lgsm/functions/install_server_files.sh
@@ -233,6 +233,9 @@ elif [ "${shortname}" == "jk2" ]; then
 	update_jediknight2.sh
 elif [ "${shortname}" == "vints" ]; then
 	update_vintagestory.sh
+elif [ "${shortname}" == "ut99" ]; then
+	fn_install_server_files
+	update_ut99.sh
 elif [ -z "${appid}" ] || [ "${shortname}" == "ahl" ] || [ "${shortname}" == "bb" ] || [ "${shortname}" == "ns" ] || [ "${shortname}" == "sfc" ] || [ "${shortname}" == "ts" ] || [ "${shortname}" == "vs" ] || [ "${shortname}" == "zmr" ]; then
 	if [ "${shortname}" == "ut" ]; then
 		install_eula.sh
diff --git a/lgsm/functions/update_ut99.sh b/lgsm/functions/update_ut99.sh
new file mode 100644
index 000000000..8ac771e04
--- /dev/null
+++ b/lgsm/functions/update_ut99.sh
@@ -0,0 +1,147 @@
+#!/bin/bash
+# LinuxGSM command_ut99.sh module
+# Author: Daniel Gibbs
+# Contributors: http://linuxgsm.com/contrib
+# Website: https://linuxgsm.com
+# Description: Handles updating of Unreal Tournament 99 servers.
+
+functionselfname="$(basename "$(readlink -f "${BASH_SOURCE[0]}")")"
+
+fn_update_ut99_dl() {
+	remotebuildlink=$(curl --connect-timeout 10 -sL "https://api.github.com/repos/OldUnreal/UnrealTournamentPatches/releases/latest" | jq -r '.assets[]|select(.browser_download_url | contains("Linux-amd64")) | .browser_download_url')
+	remotebuildfilename=$(curl --connect-timeout 10 -sL "https://api.github.com/repos/OldUnreal/UnrealTournamentPatches/releases/latest" | jq -r '.assets[]|select(.browser_download_url | contains("Linux-amd64")) | .name')
+
+	fn_fetch_file "${remotebuildlink}" "${tmpdir}" "${remotebuildfilename}" "" "norun" "noforce" "nohash"
+	fn_dl_extract "${tmpdir}" "${remotebuildfilename}" "${serverfiles}/${remotebuildfilename%.tar.bz2}"
+	local exitcode=$?
+	if [ "${exitcode}" == "0" ]; then
+		fn_print_ok_eol_nl
+		fn_script_log_pass "Copying to ${serverfiles}"
+		fn_clear_tmp
+		# put version number in version.txt
+		echo "${remotebuild}" > "${serverfiles}/version.txt"
+	else
+		fn_print_fail_eol_nl
+		fn_script_log_fatal "Copying to ${serverfiles}"
+		core_exit.sh
+	fi
+}
+
+fn_update_ut99_localbuild() {
+	# Gets local build info.
+	fn_print_dots "Checking local build: ${remotelocation}"
+	# Uses log file to gather info.
+	# Log is generated and cleared on startup but filled on shutdown.
+	requirerestart=1
+	localbuild=$(cat "${serverfiles}/version.txt" 2> /dev/null)
+	if [ -z "${localbuild}" ]; then
+		localbuild="0"
+		fn_print_error "Checking local build: ${remotelocation}: waiting for local build: missing local build info"
+		fn_script_log_error "Missing local build info"
+		fn_script_log_error "Set localbuild to 0"
+	else
+		fn_print_ok "Checking local build: ${remotelocation}"
+		fn_script_log_pass "Checking local build"
+	fi
+}
+
+fn_update_ut99_remotebuild() {
+	# Gets remote build info.
+	remotebuild=$(curl --connect-timeout 10 -sL "https://api.github.com/repos/OldUnreal/UnrealTournamentPatches/releases/latest" | jq -r '.tag_name')
+	if [ "${firstcommandname}" != "INSTALL" ]; then
+		fn_print_dots "Checking remote build: ${remotelocation}"
+		# Checks if remotebuild variable has been set.
+		if [ -z "${remotebuild}" ] || [ "${remotebuild}" == "null" ]; then
+			fn_print_fail "Checking remote build: ${remotelocation}"
+			fn_script_log_fatal "Checking remote build"
+			core_exit.sh
+		else
+			fn_print_ok "Checking remote build: ${remotelocation}"
+			fn_script_log_pass "Checking remote build"
+		fi
+	else
+		# Checks if remotebuild variable has been set.
+		if [ -z "${remotebuild}" ] || [ "${remotebuild}" == "null" ]; then
+			fn_print_failure "Unable to get remote build"
+			fn_script_log_fatal "Unable to get remote build"
+			core_exit.sh
+		fi
+	fi
+}
+
+fn_update_ut99_compare() {
+	# Removes dots so if statement can compare version numbers.
+	fn_print_dots "Checking for update: ${remotelocation}"
+	localbuilddigit=$(echo -e "${localbuild}" | tr -cd '[:digit:]')
+	remotebuilddigit=$(echo -e "${remotebuild}" | tr -cd '[:digit:]')
+	if [ "${localbuilddigit}" -ne "${remotebuilddigit}" ] || [ "${forceupdate}" == "1" ]; then
+		fn_print_ok_nl "Checking for update: ${remotelocation}"
+		echo -en "\n"
+		echo -e "Update available"
+		echo -e "* Local build: ${red}${localbuild} ${ut99arch}${default}"
+		echo -e "* Remote build: ${green}${remotebuild} ${ut99arch}${default}"
+		echo -en "\n"
+		fn_script_log_info "Update available"
+		fn_script_log_info "Local build: ${localbuild} ${ut99arch}"
+		fn_script_log_info "Remote build: ${remotebuild} ${ut99arch}"
+		fn_script_log_info "${localbuild} > ${remotebuild}"
+
+		unset updateonstart
+		check_status.sh
+		# If server stopped.
+		if [ "${status}" == "0" ]; then
+			exitbypass=1
+			fn_update_ut99_dl
+			if [ "${requirerestart}" == "1" ]; then
+				exitbypass=1
+				command_start.sh
+				fn_firstcommand_reset
+				exitbypass=1
+				command_stop.sh
+				fn_firstcommand_reset
+			fi
+		# If server started.
+		else
+			fn_print_restart_warning
+			exitbypass=1
+			command_stop.sh
+			fn_firstcommand_reset
+			exitbypass=1
+			fn_update_ut99_dl
+			exitbypass=1
+			command_start.sh
+			fn_firstcommand_reset
+		fi
+		date +%s > "${lockdir}/lastupdate.lock"
+		alert="update"
+		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} ${ut99arch}${default}"
+		echo -e "* Remote build: ${green}${remotebuild} ${ut99arch}${default}"
+		echo -en "\n"
+		fn_script_log_info "No update available"
+		fn_script_log_info "Local build: ${localbuild} ${ut99arch}"
+		fn_script_log_info "Remote build: ${remotebuild} ${ut99arch}"
+	fi
+}
+
+# The location where the builds are checked and downloaded.
+remotelocation="github.com"
+
+# Game server architecture.
+ut99arch="x64"
+
+if [ "${firstcommandname}" == "INSTALL" ]; then
+	fn_update_ut99_remotebuild
+	fn_update_ut99_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_ut99_localbuild
+	fn_update_ut99_remotebuild
+	fn_update_ut99_compare
+fi