diff --git a/src/pocketmine/block/Liquid.php b/src/pocketmine/block/Liquid.php
index ea29f3ffc..bba0bba77 100644
--- a/src/pocketmine/block/Liquid.php
+++ b/src/pocketmine/block/Liquid.php
@@ -447,7 +447,7 @@ abstract class Liquid extends Transparent{
 		return null;
 	}
 
-	public function getDrops(){
+	public function getDrops(Item $item){
 		return [];
 	}
 }
\ No newline at end of file