diff --git a/building_blocks/init.lua b/building_blocks/init.lua
index e9bbb75..8eef4dd 100644
--- a/building_blocks/init.lua
+++ b/building_blocks/init.lua
@@ -1,4 +1,5 @@
 minetest.get_modpath("darkage")
+minetest.get_modpath("moreblocks")
 
 minetest.register_node("building_blocks:Adobe", {
 	tiles = {"building_blocks_Adobe.png"},
@@ -161,6 +162,17 @@ minetest.register_node("building_blocks:smoothglass", {
 	groups = {snappy=3,cracky=3,oddly_breakable_by_hand=3},
 	sounds = default.node_sound_glass_defaults(),
 })
+
+    register_stair_slab_panel_micro("slate", "block", "building_blocks:smoothglass",
+        {cracky=3},
+        {"building_blocks_sglass.png"},
+        "Slate",
+        "block",
+        0
+        )
+
+    table.insert(circular_saw.known_stairs, "building_blocks:smoothglass")
+
 minetest.register_node("building_blocks:grate", {
 	drawtype = "glasslike",
 	description = "Grate",