@@ -309,9 +309,9 @@
 		type = "fixed",
 		fixed = { {-0.5, -0.5, -0.5, 0.5, -0.09, 0.5} }
 	};
 
-	groups = {cracky = 2, oddly_breakable_by_hand = 2, sorcery_worship = 1};
+	groups = {cracky = 2, dig_immediate = 2, sorcery_worship = 1};
 
 	on_construct = function(pos)
 		local meta = minetest.get_meta(pos)
 		local inv = meta:get_inventory()