diff --git a/src/pocketmine/block/BlockIds.php b/src/pocketmine/block/BlockIds.php
index 5cb0f2aff..8406f614b 100644
--- a/src/pocketmine/block/BlockIds.php
+++ b/src/pocketmine/block/BlockIds.php
@@ -137,7 +137,7 @@ interface BlockIds{
 	const STONE_BRICK_STAIRS = 109;
 	const MYCELIUM = 110;
 	const LILY_PAD = 111, WATERLILY = 111, WATER_LILY = 111;
-	const NETHER_BRICK = 112, NETHER_BRICK_BLOCK = 112;
+	const NETHER_BRICK_BLOCK = 112;
 	const NETHER_BRICK_FENCE = 113;
 	const NETHER_BRICK_STAIRS = 114;
 	const NETHER_WART_PLANT = 115;
diff --git a/src/pocketmine/item/ItemIds.php b/src/pocketmine/item/ItemIds.php
index 43c85ff06..913a930d2 100644
--- a/src/pocketmine/item/ItemIds.php
+++ b/src/pocketmine/item/ItemIds.php
@@ -173,7 +173,7 @@ interface ItemIds extends BlockIds{
 
 	const ENCHANTED_BOOK = 403;
 	const COMPARATOR = 404;
-	const NETHERBRICK = 405;
+	const NETHERBRICK = 405, NETHER_BRICK = 405;
 	const NETHER_QUARTZ = 406, QUARTZ = 406;
 	const MINECART_WITH_TNT = 407, TNT_MINECART = 407;
 	const HOPPER_MINECART = 408, MINECART_WITH_HOPPER = 408;