diff --git a/src/pocketmine/Server.php b/src/pocketmine/Server.php
index 8b2b18dd5..f90556ee1 100644
--- a/src/pocketmine/Server.php
+++ b/src/pocketmine/Server.php
@@ -136,11 +136,13 @@ class Server{
 	/** @var bool */
 	private $isRunning = true;
 
+	/** @var bool */
 	private $hasStopped = false;
 
 	/** @var PluginManager */
 	private $pluginManager = null;
 
+	/** @var float */
 	private $profilingTickRate = 20;
 
 	/** @var AutoUpdater */
@@ -155,17 +157,24 @@ class Server{
 	 * @var int
 	 */
 	private $tickCounter = 0;
+	/** @var int */
 	private $nextTick = 0;
+	/** @var float[] */
 	private $tickAverage = [20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20];
+	/** @var float[] */
 	private $useAverage = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
+	/** @var float */
 	private $currentTPS = 20;
+	/** @var float */
 	private $currentUse = 0;
 
 	/** @var bool */
 	private $doTitleTick = true;
 
+	/** @var int */
 	private $sendUsageTicker = 0;
 
+	/** @var bool */
 	private $dispatchSignals = false;
 
 	/** @var \AttachableThreadedLogger */
@@ -212,29 +221,41 @@ class Server{
 
 	/** @var Network */
 	private $network;
-
+	/** @var bool */
 	private $networkCompressionAsync = true;
+	/** @var int */
 	public $networkCompressionLevel = 7;
 
+	/** @var bool */
 	private $autoTickRate = true;
+	/** @var int */
 	private $autoTickRateLimit = 20;
+	/** @var bool */
 	private $alwaysTickPlayers = false;
+	/** @var int */
 	private $baseTickRate = 1;
 
+	/** @var int */
 	private $autoSaveTicker = 0;
+	/** @var int */
 	private $autoSaveTicks = 6000;
 
 	/** @var BaseLang */
 	private $baseLang;
-
+	/** @var bool */
 	private $forceLanguage = false;
 
+	/** @var UUID */
 	private $serverID;
 
+	/** @var \ClassLoader */
 	private $autoloader;
+	/** @var string */
 	private $dataPath;
+	/** @var string */
 	private $pluginPath;
 
+	/** @var string[] */
 	private $uniquePlayers = [];
 
 	/** @var QueryHandler */
@@ -245,7 +266,7 @@ class Server{
 
 	/** @var Config */
 	private $properties;
-
+	/** @var mixed[] */
 	private $propertyCache = [];
 
 	/** @var Config */