diff --git a/src/pocketmine/tile/Bed.php b/src/pocketmine/tile/Bed.php
index b53c3de27..e0b137ac1 100644
--- a/src/pocketmine/tile/Bed.php
+++ b/src/pocketmine/tile/Bed.php
@@ -38,6 +38,9 @@ class Bed extends Spawnable{
 		return $this->color;
 	}
 
+	/**
+	 * @return void
+	 */
 	public function setColor(int $color){
 		$this->color = $color & 0xf;
 		$this->onChanged();
diff --git a/src/pocketmine/tile/Chest.php b/src/pocketmine/tile/Chest.php
index f8e57ea19..4cab5fe76 100644
--- a/src/pocketmine/tile/Chest.php
+++ b/src/pocketmine/tile/Chest.php
@@ -117,6 +117,9 @@ class Chest extends Spawnable implements InventoryHolder, Container, Nameable{
 		return $this->inventory;
 	}
 
+	/**
+	 * @return void
+	 */
 	protected function checkPairing(){
 		if($this->isPaired() and !$this->getLevel()->isInLoadedTerrain(new Vector3($this->pairX, $this->y, $this->pairZ))){
 			//paired to a tile in an unloaded chunk
@@ -151,6 +154,9 @@ class Chest extends Spawnable implements InventoryHolder, Container, Nameable{
 		return "Chest";
 	}
 
+	/**
+	 * @return bool
+	 */
 	public function isPaired(){
 		return $this->pairX !== null and $this->pairZ !== null;
 	}
@@ -169,6 +175,9 @@ class Chest extends Spawnable implements InventoryHolder, Container, Nameable{
 		return null;
 	}
 
+	/**
+	 * @return bool
+	 */
 	public function pairWith(Chest $tile){
 		if($this->isPaired() or $tile->isPaired()){
 			return false;
@@ -183,7 +192,7 @@ class Chest extends Spawnable implements InventoryHolder, Container, Nameable{
 		return true;
 	}
 
-	private function createPair(Chest $tile){
+	private function createPair(Chest $tile) : void{
 		$this->pairX = $tile->x;
 		$this->pairZ = $tile->z;
 
@@ -191,6 +200,9 @@ class Chest extends Spawnable implements InventoryHolder, Container, Nameable{
 		$tile->pairZ = $this->z;
 	}
 
+	/**
+	 * @return bool
+	 */
 	public function unpair(){
 		if(!$this->isPaired()){
 			return false;
diff --git a/src/pocketmine/tile/FlowerPot.php b/src/pocketmine/tile/FlowerPot.php
index 7b69d69af..48703c5a4 100644
--- a/src/pocketmine/tile/FlowerPot.php
+++ b/src/pocketmine/tile/FlowerPot.php
@@ -70,11 +70,19 @@ class FlowerPot extends Spawnable{
 		return clone $this->item;
 	}
 
+	/**
+	 * @param Item $item
+	 *
+	 * @return void
+	 */
 	public function setItem(Item $item){
 		$this->item = clone $item;
 		$this->onChanged();
 	}
 
+	/**
+	 * @return void
+	 */
 	public function removeItem(){
 		$this->setItem(ItemFactory::get(Item::AIR, 0, 0));
 	}
diff --git a/src/pocketmine/tile/Furnace.php b/src/pocketmine/tile/Furnace.php
index 2bd1e4740..8227272e8 100644
--- a/src/pocketmine/tile/Furnace.php
+++ b/src/pocketmine/tile/Furnace.php
@@ -138,6 +138,11 @@ class Furnace extends Spawnable implements InventoryHolder, Container, Nameable{
 		return $this->getInventory();
 	}
 
+	/**
+	 * @param Item $fuel
+	 *
+	 * @return void
+	 */
 	protected function checkFuel(Item $fuel){
 		$ev = new FurnaceBurnEvent($this, $fuel, $fuel->getFuelTime());
 		$ev->call();
diff --git a/src/pocketmine/tile/ItemFrame.php b/src/pocketmine/tile/ItemFrame.php
index 4b573395f..07569b38e 100644
--- a/src/pocketmine/tile/ItemFrame.php
+++ b/src/pocketmine/tile/ItemFrame.php
@@ -63,6 +63,11 @@ class ItemFrame extends Spawnable{
 		return clone $this->item;
 	}
 
+	/**
+	 * @param Item|null $item
+	 *
+	 * @return void
+	 */
 	public function setItem(Item $item = null){
 		if($item !== null and !$item->isNull()){
 			$this->item = clone $item;
@@ -76,6 +81,11 @@ class ItemFrame extends Spawnable{
 		return $this->itemRotation;
 	}
 
+	/**
+	 * @param int $rotation
+	 *
+	 * @return void
+	 */
 	public function setItemRotation(int $rotation){
 		$this->itemRotation = $rotation;
 		$this->onChanged();
@@ -85,6 +95,11 @@ class ItemFrame extends Spawnable{
 		return $this->itemDropChance;
 	}
 
+	/**
+	 * @param float $chance
+	 *
+	 * @return void
+	 */
 	public function setItemDropChance(float $chance){
 		$this->itemDropChance = $chance;
 		$this->onChanged();
diff --git a/src/pocketmine/tile/Nameable.php b/src/pocketmine/tile/Nameable.php
index ab66b101c..7c6c3aab7 100644
--- a/src/pocketmine/tile/Nameable.php
+++ b/src/pocketmine/tile/Nameable.php
@@ -38,6 +38,8 @@ interface Nameable{
 
 	/**
 	 * @param string $str
+	 *
+	 * @return void
 	 */
 	public function setName(string $str);
 
diff --git a/src/pocketmine/tile/Skull.php b/src/pocketmine/tile/Skull.php
index 2e7210284..7011bdc7e 100644
--- a/src/pocketmine/tile/Skull.php
+++ b/src/pocketmine/tile/Skull.php
@@ -57,6 +57,11 @@ class Skull extends Spawnable{
 		$nbt->setByte(self::TAG_ROT, $this->skullRotation);
 	}
 
+	/**
+	 * @param int $type
+	 *
+	 * @return void
+	 */
 	public function setType(int $type){
 		$this->skullType = $type;
 		$this->onChanged();
diff --git a/src/pocketmine/tile/Spawnable.php b/src/pocketmine/tile/Spawnable.php
index bcad010b5..416c7d640 100644
--- a/src/pocketmine/tile/Spawnable.php
+++ b/src/pocketmine/tile/Spawnable.php
@@ -62,6 +62,9 @@ abstract class Spawnable extends Tile{
 		$this->spawnToAll();
 	}
 
+	/**
+	 * @return void
+	 */
 	public function spawnToAll(){
 		if($this->closed){
 			return;
diff --git a/src/pocketmine/tile/Tile.php b/src/pocketmine/tile/Tile.php
index 5dcb70a0a..abafa93b8 100644
--- a/src/pocketmine/tile/Tile.php
+++ b/src/pocketmine/tile/Tile.php
@@ -84,6 +84,9 @@ abstract class Tile extends Position{
 	/** @var TimingsHandler */
 	protected $timings;
 
+	/**
+	 * @return void
+	 */
 	public static function init(){
 		self::registerTile(Banner::class, [self::BANNER, "minecraft:banner"]);
 		self::registerTile(Bed::class, [self::BED, "minecraft:bed"]);