diff --git a/src/pocketmine/inventory/BaseInventory.php b/src/pocketmine/inventory/BaseInventory.php
index ea1e6f9fc..aaa5ebb6a 100644
--- a/src/pocketmine/inventory/BaseInventory.php
+++ b/src/pocketmine/inventory/BaseInventory.php
@@ -351,12 +351,14 @@ abstract class BaseInventory implements Inventory{
 		return $this->setItem($index, ItemFactory::get(Item::AIR, 0, 0), $send);
 	}
 
-	public function clearAll() : void{
+	public function clearAll(bool $send = true) : void{
 		for($i = 0, $size = $this->getSize(); $i < $size; ++$i){
 			$this->clear($i, false);
 		}
 
-		$this->sendContents($this->getViewers());
+		if($send){
+			$this->sendContents($this->getViewers());
+		}
 	}
 
 	/**
diff --git a/src/pocketmine/inventory/Inventory.php b/src/pocketmine/inventory/Inventory.php
index b3b06e158..dfa05aa0c 100644
--- a/src/pocketmine/inventory/Inventory.php
+++ b/src/pocketmine/inventory/Inventory.php
@@ -188,8 +188,10 @@ interface Inventory{
 
 	/**
 	 * Clears all the slots
+	 *
+	 * @param bool $send
 	 */
-	public function clearAll() : void;
+	public function clearAll(bool $send = true) : void;
 
 	/**
 	 * Gets all the Players viewing the inventory
diff --git a/src/pocketmine/inventory/PlayerInventory.php b/src/pocketmine/inventory/PlayerInventory.php
index 92b35f479..b6e8b2521 100644
--- a/src/pocketmine/inventory/PlayerInventory.php
+++ b/src/pocketmine/inventory/PlayerInventory.php
@@ -282,14 +282,16 @@ class PlayerInventory extends EntityInventory{
 		return parent::doSetItemEvents($index, $newItem);
 	}
 
-	public function clearAll() : void{
-		parent::clearAll();
+	public function clearAll(bool $send = true) : void{
+		parent::clearAll($send);
 
 		for($i = $this->getSize(), $m = $i + 4; $i < $m; ++$i){
 			$this->clear($i, false);
 		}
 
-		$this->sendArmorContents($this->getViewers());
+		if($send){
+			$this->sendArmorContents($this->getViewers());
+		}
 	}
 
 	/**