diff --git a/overviewer_core/world.py b/overviewer_core/world.py
index 768a79d..5babcc6 100644
--- a/overviewer_core/world.py
+++ b/overviewer_core/world.py
@@ -292,6 +292,7 @@ class RegionSet(object):
         self._blockmap = {
             'minecraft:air': (0, 0),
             'minecraft:cave_air': (0, 0),
+            'minecraft:void_air': (0, 0),
             'minecraft:stone': (1, 0),
             'minecraft:granite': (1, 1),
             'minecraft:polished_granite': (1, 2),
@@ -361,6 +362,7 @@ class RegionSet(object):
             'minecraft:green_bed': (26, 0),
             'minecraft:red_bed': (26, 0),
             'minecraft:black_bed': (26, 0),
+            'minecraft:powered_rail': (27, 0),
             'minecraft:detector_rail': (28, 0),
             'minecraft:sticky_piston': (29, 0),
             'minecraft:cobweb': (30, 0),
@@ -396,7 +398,7 @@ class RegionSet(object):
             'minecraft:pink_tulip': (38, 7),
             'minecraft:oxeye_daisy': (38, 8),
             'minecraft:dandelion': (38, 9),
-            'minecraft:brown_mushroom': (39, 0),	
+            'minecraft:brown_mushroom': (39, 0),
             'minecraft:red_mushroom': (40, 0),
             'minecraft:gold_block': (41, 0),
             'minecraft:iron_block': (42, 0),
@@ -437,7 +439,8 @@ class RegionSet(object):
             'minecraft:iron_door': (71, 0),
             'minecraft:oak_pressure_plate': (72, 0),
             'minecraft:redstone_ore': (73, 0),
-            'minecraft:redstone_torch': (76, 0),
+            'minecraft:redstone_wall_torch': (75, 0), #not rendering
+            'minecraft:redstone_torch': (76, 0), #not rendering
             'minecraft:stone_button': (77, 0),
             'minecraft:snow': (78, 0),
             'minecraft:ice': (79, 0),
@@ -472,10 +475,12 @@ class RegionSet(object):
             'minecraft:red_mushroom_block': (100, 0),
             'minecraft:iron_bars': (101, 0),
             'minecraft:glass_pane': (102, 0),
+            'minecraft:attached_pumpkin_stem': (104, 0),
             'minecraft:attached_melon_stem': (104, 0),
-            'minecraft:pumpkin_stem': (104, 0),
+            'minecraft:pumpkin_stem': (105, 0),
             'minecraft:melon_stem': (105, 0),
             'minecraft:vine': (106, 0),
+            'minecraft:oak_fence_gate': (107, 0),
             'minecraft:brick_stairs': (108, 0),
             'minecraft:stone_brick_stairs': (109, 0),
             'minecraft:mycelium': (110, 0),
@@ -596,33 +601,38 @@ class RegionSet(object):
             'minecraft:jungle_door': (195, 0),
             'minecraft:acacia_door': (196, 0),
             'minecraft:dark_oak_door': (197, 0),
+            'minecraft:end_rod': (198, 0), #not rendering
             'minecraft:chorus_plant': (199, 0),
             'minecraft:chorus_flower': (200, 0),
             'minecraft:purpur_block': (201, 0),
+            'minecraft:purpur_pillar': (202, 0),
             'minecraft:purpur_stairs': (203, 0),
+            'minecraft:purpur_slab': (205, 0),
+            'minecraft:end_stone_bricks': (206, 0),
+            'minecraft:beetroots': (207, 0),
             'minecraft:grass_path': (208, 0),
-            'minecraft:end_rod': (208, 0),
             'minecraft:frosted_ice': (212, 0),
             'minecraft:magma_block': (213, 0),
             'minecraft:nether_wart_block': (214, 0),
             'minecraft:red_nether_bricks': (215, 0),
             'minecraft:bone_block': (216, 0),
-            'minecraft:white_shulker_box': (218, 0),
-            'minecraft:orange_shulker_box': (218, 1),
-            'minecraft:magenta_shulker_box': (218, 2),
-            'minecraft:light_blue_shulker_box': (218, 3),
-            'minecraft:yellow_shulker_box': (218, 4),
-            'minecraft:lime_shulker_box': (218, 5),
-            'minecraft:pink_shulker_box': (218, 6),
-            'minecraft:gray_shulker_box': (218, 7),
-            'minecraft:light_gray_shulker_box': (218, 8),
-            'minecraft:cyan_shulker_box': (218, 9),
-            'minecraft:purple_shulker_box': (218, 10),
-            'minecraft:blue_shulker_box': (218, 11),
-            'minecraft:brown_shulker_box': (218, 12),
-            'minecraft:green_shulker_box': (218, 13),
-            'minecraft:red_shulker_box': (218, 14),
-            'minecraft:black_shulker_box': (218, 15),
+            'minecraft:observer': (218, 0),
+            'minecraft:white_shulker_box': (219, 0),
+            'minecraft:orange_shulker_box': (220, 0),
+            'minecraft:magenta_shulker_box': (221, 0),
+            'minecraft:light_blue_shulker_box': (222, 0),
+            'minecraft:yellow_shulker_box': (223, 0),
+            'minecraft:lime_shulker_box': (224, 0),
+            'minecraft:pink_shulker_box': (225, 0),
+            'minecraft:gray_shulker_box': (226, 0),
+            'minecraft:light_gray_shulker_box': (227, 0),
+            'minecraft:cyan_shulker_box': (228, 0),
+            'minecraft:purple_shulker_box': (229, 0),
+            'minecraft:blue_shulker_box': (230, 0),
+            'minecraft:brown_shulker_box': (231, 0),
+            'minecraft:green_shulker_box': (232, 0),
+            'minecraft:red_shulker_box': (233, 0),
+            'minecraft:black_shulker_box': (234, 0),
             'minecraft:white_glazed_terracotta': (235, 0),
             'minecraft:orange_glazed_terracotta': (236, 0),
             'minecraft:magenta_glazed_terracotta': (237, 0),
@@ -631,7 +641,7 @@ class RegionSet(object):
             'minecraft:lime_glazed_terracotta': (240, 0),
             'minecraft:pink_glazed_terracotta': (241, 0),
             'minecraft:gray_glazed_terracotta': (242, 0),
-            'minecraft:silver_glazed_terracotta': (243, 0),
+            'minecraft:light_gray_glazed_terracotta': (243, 0),
             'minecraft:cyan_glazed_terracotta': (244, 0),
             'minecraft:purple_glazed_terracotta': (245, 0),
             'minecraft:blue_glazed_terracotta': (246, 0),
@@ -640,8 +650,6 @@ class RegionSet(object):
             'minecraft:red_glazed_terracotta': (249, 0),
             'minecraft:black_glazed_terracotta': (250, 0),
 
-            'minecraft:beetroots': (244, 0),
-            
             'minecraft:structure_block': (255, 0),
             'minecraft:sign': (323, 0),
             'minecraft:comparator': (149, 0), # temporary map all comparators to inactive