diff --git a/src/network/mcpe/serializer/NetworkBinaryStream.php b/src/network/mcpe/serializer/NetworkBinaryStream.php
index 80cf98266..11d6bf51f 100644
--- a/src/network/mcpe/serializer/NetworkBinaryStream.php
+++ b/src/network/mcpe/serializer/NetworkBinaryStream.php
@@ -122,6 +122,11 @@ class NetworkBinaryStream extends BinaryStream{
 		return new SkinData($skinId, $skinResourcePatch, $skinData, $animations, $capeData, $geometryData, $animationData, $premium, $persona, $capeOnClassic, $capeId);
 	}
 
+	/**
+	 * @param SkinData $skin
+	 *
+	 * @return void
+	 */
 	public function putSkin(SkinData $skin){
 		$this->putString($skin->getSkinId());
 		$this->putString($skin->getResourcePatch());