diff --git a/src/pocketmine/level/Level.php b/src/pocketmine/level/Level.php
index ba127876a..05d0ac8ef 100644
--- a/src/pocketmine/level/Level.php
+++ b/src/pocketmine/level/Level.php
@@ -846,10 +846,10 @@ class Level implements ChunkManager, Metadatable{
 	}
 
 	/**
-	 * @param Player[] $target
-	 * @param Block[]  $blocks
-	 * @param int      $flags
-	 * @param bool     $optimizeRebuilds
+	 * @param Player[]  $target
+	 * @param Vector3[] $blocks
+	 * @param int       $flags
+	 * @param bool      $optimizeRebuilds
 	 */
 	public function sendBlocks(array $target, array $blocks, int $flags = UpdateBlockPacket::FLAG_NONE, bool $optimizeRebuilds = false){
 		$packets = [];