diff --git a/src/pocketmine/entity/Entity.php b/src/pocketmine/entity/Entity.php
index 010d846de..804d75176 100644
--- a/src/pocketmine/entity/Entity.php
+++ b/src/pocketmine/entity/Entity.php
@@ -505,7 +505,7 @@ abstract class Entity extends Location implements Metadatable{
 			$g = ($color[1] / $count) & 0xff;
 			$b = ($color[2] / $count) & 0xff;
 
-			$this->setDataProperty(Entity::DATA_POTION_COLOR, Entity::DATA_TYPE_INT, ($r << 16) + ($g << 8) + $b);
+			$this->setDataProperty(Entity::DATA_POTION_COLOR, Entity::DATA_TYPE_INT, 0xff000000 | ($r << 16) | ($g << 8) | $b);
 			$this->setDataProperty(Entity::DATA_POTION_AMBIENT, Entity::DATA_TYPE_BYTE, $ambient ? 1 : 0);
 		}else{
 			$this->setDataProperty(Entity::DATA_POTION_COLOR, Entity::DATA_TYPE_INT, 0);