diff --git a/src/network/mcpe/protocol/AvailableCommandsPacket.php b/src/network/mcpe/protocol/AvailableCommandsPacket.php
index 67fcf2a1f..fcc53843f 100644
--- a/src/network/mcpe/protocol/AvailableCommandsPacket.php
+++ b/src/network/mcpe/protocol/AvailableCommandsPacket.php
@@ -369,6 +369,9 @@ class AvailableCommandsPacket extends DataPacket implements ClientboundPacket{
 		}
 	}
 
+	/**
+	 * @param string[] $postfixes
+	 */
 	private function argTypeToString(int $argtype, array $postfixes) : string{
 		if($argtype & self::ARG_FLAG_VALID){
 			if($argtype & self::ARG_FLAG_ENUM){
diff --git a/src/network/mcpe/protocol/GameRulesChangedPacket.php b/src/network/mcpe/protocol/GameRulesChangedPacket.php
index d53082b9d..198634fe4 100644
--- a/src/network/mcpe/protocol/GameRulesChangedPacket.php
+++ b/src/network/mcpe/protocol/GameRulesChangedPacket.php
@@ -30,7 +30,7 @@ use pocketmine\network\mcpe\handler\PacketHandler;
 class GameRulesChangedPacket extends DataPacket implements ClientboundPacket{
 	public const NETWORK_ID = ProtocolInfo::GAME_RULES_CHANGED_PACKET;
 
-	/** @var array */
+	/** @var mixed[][] */
 	public $gameRules = [];
 
 	protected function decodePayload() : void{
diff --git a/src/network/mcpe/protocol/LevelChunkPacket.php b/src/network/mcpe/protocol/LevelChunkPacket.php
index 213d1847b..28d1d4cea 100644
--- a/src/network/mcpe/protocol/LevelChunkPacket.php
+++ b/src/network/mcpe/protocol/LevelChunkPacket.php
@@ -56,6 +56,9 @@ class LevelChunkPacket extends DataPacket implements ClientboundPacket{
 		return $result;
 	}
 
+	/**
+	 * @param int[] $usedBlobHashes
+	 */
 	public static function withCache(int $chunkX, int $chunkZ, int $subChunkCount, array $usedBlobHashes, string $extraPayload) : self{
 		(static function(int ...$hashes){})(...$usedBlobHashes);
 		$result = new self;
diff --git a/src/network/mcpe/protocol/LoginPacket.php b/src/network/mcpe/protocol/LoginPacket.php
index 57578f57c..51c37bc3f 100644
--- a/src/network/mcpe/protocol/LoginPacket.php
+++ b/src/network/mcpe/protocol/LoginPacket.php
@@ -87,7 +87,7 @@ class LoginPacket extends DataPacket implements ServerboundPacket{
 	public $extraData = null;
 	/** @var string */
 	public $clientDataJwt;
-	/** @var array decoded payload of the clientData JWT */
+	/** @var mixed[] decoded payload of the clientData JWT */
 	public $clientData = [];
 
 	/**
diff --git a/src/network/mcpe/protocol/StartGamePacket.php b/src/network/mcpe/protocol/StartGamePacket.php
index 5669f326a..2b5f36926 100644
--- a/src/network/mcpe/protocol/StartGamePacket.php
+++ b/src/network/mcpe/protocol/StartGamePacket.php
@@ -103,7 +103,7 @@ class StartGamePacket extends DataPacket implements ClientboundPacket{
 	public $commandsEnabled;
 	/** @var bool */
 	public $isTexturePacksRequired = true;
-	/** @var array */
+	/** @var mixed[][] */
 	public $gameRules = [ //TODO: implement this
 		"naturalregeneration" => [1, false] //Hack for client side regeneration
 	];
@@ -153,7 +153,7 @@ class StartGamePacket extends DataPacket implements ClientboundPacket{
 
 	/** @var ListTag|null */
 	public $blockTable = null;
-	/** @var array|null string (name) => int16 (legacyID) */
+	/** @var int[]|null string (name) => int16 (legacyID) */
 	public $itemTable = null;
 
 	protected function decodePayload() : void{
@@ -300,6 +300,9 @@ class StartGamePacket extends DataPacket implements ClientboundPacket{
 		$this->putString($this->multiplayerCorrelationId);
 	}
 
+	/**
+	 * @param int[] $table
+	 */
 	private static function serializeItemTable(array $table) : string{
 		$stream = new NetworkBinaryStream();
 		$stream->putUnsignedVarInt(count($table));
diff --git a/src/network/mcpe/serializer/NetworkBinaryStream.php b/src/network/mcpe/serializer/NetworkBinaryStream.php
index 2bbceec74..1b3c591d8 100644
--- a/src/network/mcpe/serializer/NetworkBinaryStream.php
+++ b/src/network/mcpe/serializer/NetworkBinaryStream.php
@@ -529,7 +529,7 @@ class NetworkBinaryStream extends BinaryStream{
 	 * Reads gamerules
 	 * TODO: implement this properly
 	 *
-	 * @return array, members are in the structure [name => [type, value]]
+	 * @return mixed[][], members are in the structure [name => [type, value]]
 	 *
 	 * @throws BadPacketException
 	 * @throws BinaryDataException
@@ -564,6 +564,8 @@ class NetworkBinaryStream extends BinaryStream{
 	/**
 	 * Writes a gamerule array, members should be in the structure [name => [type, value]]
 	 * TODO: implement this properly
+	 *
+	 * @param mixed[][] $rules
 	 */
 	public function putGameRules(array $rules) : void{
 		$this->putUnsignedVarInt(count($rules));