Setting spawnpoint when joining

Does someone know how to set the spawn point for a player when he’s joining in?
This is what I’ve got so far, but it isn’t working:

AddEventHandler('onClientMapStart', function()
    local spawnPoint = exports.spawnmanager:addSpawnPoint({
        x = -1374.881,
        y = -1398.835,
        z = 6.141,
        heading = 130,
        skipFade = true
    })
    
    exports.spawnmanager:spawnPlayer(spawnPoint)
end)

Thanks in advance!