diff --git a/src/pocketmine/entity/Entity.php b/src/pocketmine/entity/Entity.php
index 0e72eb431..794fa6647 100644
--- a/src/pocketmine/entity/Entity.php
+++ b/src/pocketmine/entity/Entity.php
@@ -631,9 +631,6 @@ abstract class Entity extends Location implements Metadatable{
 	 * @return Vector3
 	 */
 	public function getDirectionVector(){
-		$pitch = ($this->pitch * M_PI) / 180;
-		$yaw = (($this->yaw + 90) * M_PI) / 180;
-
 		$y = -sin(deg2rad($this->pitch));
 		$xz = cos(deg2rad($this->pitch));
 		$x = -$xz * sin(deg2rad($this->yaw));