diff --git a/mods/stairs/init.lua b/mods/stairs/init.lua
index 8a4ebdad..4a15b5a6 100644
--- a/mods/stairs/init.lua
+++ b/mods/stairs/init.lua
@@ -328,6 +328,13 @@ stairs.register_stair_and_slab("stonebrick", "default:stonebrick",
 		"Stone Brick Slab",
 		default.node_sound_stone_defaults())
 
+stairs.register_stair_and_slab("stone_block", "default:stone_block",
+		{cracky = 2},
+		{"default_stone_block.png"},
+		"Stone Block Stair",
+		"Stone Block Slab",
+		default.node_sound_stone_defaults())
+
 stairs.register_stair_and_slab("desert_stone", "default:desert_stone",
 		{cracky = 3},
 		{"default_desert_stone.png"},
@@ -349,13 +356,20 @@ stairs.register_stair_and_slab("desert_stonebrick", "default:desert_stonebrick",
 		"Desert Stone Brick Slab",
 		default.node_sound_stone_defaults())
 
+stairs.register_stair_and_slab("desert_stone_block", "default:desert_stone_block",
+		{cracky = 2},
+		{"default_desert_stone_block.png"},
+		"Desert Stone Block Stair",
+		"Desert Stone Block Slab",
+		default.node_sound_stone_defaults())
+
 stairs.register_stair_and_slab("sandstone", "default:sandstone",
 		{crumbly = 1, cracky = 3},
 		{"default_sandstone.png"},
 		"Sandstone Stair",
 		"Sandstone Slab",
 		default.node_sound_stone_defaults())
-		
+
 stairs.register_stair_and_slab("sandstonebrick", "default:sandstonebrick",
 		{cracky = 2},
 		{"default_sandstone_brick.png"},
@@ -363,6 +377,13 @@ stairs.register_stair_and_slab("sandstonebrick", "default:sandstonebrick",
 		"Sandstone Brick Slab",
 		default.node_sound_stone_defaults())
 
+stairs.register_stair_and_slab("sandstone_block", "default:sandstone_block",
+		{cracky = 2},
+		{"default_sandstone_block.png"},
+		"Sandstone Block Stair",
+		"Sandstone Block Slab",
+		default.node_sound_stone_defaults())
+
 stairs.register_stair_and_slab("obsidian", "default:obsidian",
 		{cracky = 1, level = 2},
 		{"default_obsidian.png"},
@@ -377,6 +398,13 @@ stairs.register_stair_and_slab("obsidianbrick", "default:obsidianbrick",
 		"Obsidian Brick Slab",
 		default.node_sound_stone_defaults())
 
+stairs.register_stair_and_slab("obsidian_block", "default:obsidian_block",
+		{cracky = 1, level = 2},
+		{"default_obsidian_block.png"},
+		"Obsidian Block Stair",
+		"Obsidian Block Slab",
+		default.node_sound_stone_defaults())
+
 stairs.register_stair_and_slab("brick", "default:brick",
 		{cracky = 3},
 		{"default_brick.png"},