diff --git a/overviewer_core/src/block_class.c b/overviewer_core/src/block_class.c
index e43168d..206b983 100644
--- a/overviewer_core/src/block_class.c
+++ b/overviewer_core/src/block_class.c
@@ -147,7 +147,6 @@ const mc_block_t block_class_ancil[] = {
     block_jungle_door,
     block_acacia_door,
     block_dark_oak_door,
-    block_dark_oak_door,
     block_crimson_door,
     block_oak_stairs,
     block_brick_stairs,
@@ -240,7 +239,6 @@ const mc_block_t block_class_alt_height[] = {
     block_birch_stairs,
     block_jungle_stairs,
     block_quartz_stairs,
-    block_quartz_stairs,
     block_acacia_stairs,
     block_dark_oak_stairs,
     block_crimson_stairs,
diff --git a/overviewer_core/src/mc_id.h b/overviewer_core/src/mc_id.h
index c69c7b8..91bc6a3 100644
--- a/overviewer_core/src/mc_id.h
+++ b/overviewer_core/src/mc_id.h
@@ -295,6 +295,7 @@ enum mc_block_id {
     block_gilded_blackstone = 1024,
     block_cracked_polished_blackstone_bricks = 1025,
     block_polished_blackstone_bricks = 1026,
+    block_quartz_bricks = 1041,
     // Nether stone stairs
     block_blackstone_stairs = 1030,
     block_polished_blackstone_stairs = 1031,
diff --git a/overviewer_core/src/overviewer.h b/overviewer_core/src/overviewer.h
index 9dc66d5..9e513cc 100644
--- a/overviewer_core/src/overviewer.h
+++ b/overviewer_core/src/overviewer.h
@@ -31,7 +31,7 @@
 
 // increment this value if you've made a change to the c extension
 // and want to force users to rebuild
-#define OVERVIEWER_EXTENSION_VERSION 95
+#define OVERVIEWER_EXTENSION_VERSION 96
 
 #include <stdbool.h>
 #include <stdint.h>
diff --git a/overviewer_core/textures.py b/overviewer_core/textures.py
index e1e0172..0f2f523 100644
--- a/overviewer_core/textures.py
+++ b/overviewer_core/textures.py
@@ -5772,3 +5772,4 @@ block(blockid=1026, top_image="assets/minecraft/textures/block/polished_blacksto
 block(blockid=1035, top_image="assets/minecraft/textures/block/crying_obsidian.png")
 block(blockid=1036, top_image="assets/minecraft/textures/block/lodestone_top.png", side_image="assets/minecraft/textures/block/lodestone_side.png")
 block(blockid=1037, top_image="assets/minecraft/textures/block/respawn_anchor_top.png", side_image="assets/minecraft/textures/block/respawn_anchor_side1.png")
+block(blockid=1041, top_image="assets/minecraft/textures/block/quartz_bricks.png")
diff --git a/overviewer_core/world.py b/overviewer_core/world.py
index 7d42d9d..f1210ff 100644
--- a/overviewer_core/world.py
+++ b/overviewer_core/world.py
@@ -763,6 +763,8 @@ class RegionSet(object):
             'minecraft:soul_wall_torch': (1039, 0),
             'minecraft:soul_torch': (1039, 5),
             'minecraft:soul_fire': (1040, 0),
+            # quartz bricks
+            'minecraft:quartz_bricks': (1041, 0),
 
             # New blocks
             'minecraft:carved_pumpkin': (11300, 0),