diff --git a/src/inc/block.hpp b/src/inc/block.hpp
index 56804b5..79a7806 100644
--- a/src/inc/block.hpp
+++ b/src/inc/block.hpp
@@ -123,6 +123,8 @@ enum block_id
 
 	id_cobblestone_slab,
 
+	id_brick_slab,
+
 	id_null
 };
 
@@ -248,6 +250,7 @@ std::vector<std::string> block_id_to_string =
 
 	"cobblestone_slab",
 
+	"brick_slab"
 };
 
 // Conversion from block_id to std::string (used for in-game text).
@@ -371,6 +374,8 @@ std::vector<std::string> block_id_to_block_name =
 	"Birch Wood Slab",
 
 	"Cobblestone Slab",
+
+	"Brick Slab"
 };
 
 // Returns true if a block is a cross block. Otherwise, returns false.