diff --git a/src/pocketmine/entity/InvalidSkinException.php b/src/pocketmine/entity/InvalidSkinException.php
new file mode 100644
index 000000000..65ad5cf17
--- /dev/null
+++ b/src/pocketmine/entity/InvalidSkinException.php
@@ -0,0 +1,28 @@
+<?php
+
+/*
+ *
+ *  ____            _        _   __  __ _                  __  __ ____
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ *
+ *
+*/
+
+declare(strict_types=1);
+
+namespace pocketmine\entity;
+
+final class InvalidSkinException extends \InvalidArgumentException{
+
+}
\ No newline at end of file
diff --git a/src/pocketmine/entity/Skin.php b/src/pocketmine/entity/Skin.php
index f94ce9a88..98d1fdc4e 100644
--- a/src/pocketmine/entity/Skin.php
+++ b/src/pocketmine/entity/Skin.php
@@ -62,24 +62,24 @@ class Skin{
 		try{
 			$this->validate();
 			return true;
-		}catch(\InvalidArgumentException $e){
+		}catch(InvalidSkinException $e){
 			return false;
 		}
 	}
 
 	/**
-	 * @throws \InvalidArgumentException
+	 * @throws InvalidSkinException
 	 */
 	public function validate() : void{
 		if($this->skinId === ""){
-			throw new \InvalidArgumentException("Skin ID must not be empty");
+			throw new InvalidSkinException("Skin ID must not be empty");
 		}
 		$len = strlen($this->skinData);
 		if(!in_array($len, self::ACCEPTED_SKIN_SIZES, true)){
-			throw new \InvalidArgumentException("Invalid skin data size $len bytes (allowed sizes: " . implode(", ", self::ACCEPTED_SKIN_SIZES) . ")");
+			throw new InvalidSkinException("Invalid skin data size $len bytes (allowed sizes: " . implode(", ", self::ACCEPTED_SKIN_SIZES) . ")");
 		}
 		if($this->capeData !== "" and strlen($this->capeData) !== 8192){
-			throw new \InvalidArgumentException("Invalid cape data size " . strlen($this->capeData) . " bytes (must be exactly 8192 bytes)");
+			throw new InvalidSkinException("Invalid cape data size " . strlen($this->capeData) . " bytes (must be exactly 8192 bytes)");
 		}
 		//TODO: validate geometry
 	}