diff --git a/tests/phpunit/item/ItemFactoryTest.php b/tests/phpunit/item/ItemFactoryTest.php
index e9f45169e..a0163f5fe 100644
--- a/tests/phpunit/item/ItemFactoryTest.php
+++ b/tests/phpunit/item/ItemFactoryTest.php
@@ -28,15 +28,6 @@ use pocketmine\block\BlockFactory;
 
 class ItemFactoryTest extends TestCase{
 
-	/**
-	 * Tests that blocks are considered to be valid registered items
-	 */
-	public function testItemBlockRegistered() : void{
-		for($id = 0; $id < 256; ++$id){
-			self::assertEquals(BlockFactory::getInstance()->isRegistered($id), ItemFactory::getInstance()->isRegistered($id));
-		}
-	}
-
 	/**
 	 * Test that durable items are correctly created by the item factory
 	 */