diff --git a/hell.lua b/hell.lua
index e4fd8b4..18837ac 100644
--- a/hell.lua
+++ b/hell.lua
@@ -64,7 +64,7 @@ local HELL_BOTTOM = (hell_middle - HELL_HEIGHT)
 hell.buildings = HELL_BOTTOM+12
 
 -- Maximum amount of randomness in the map generation
-HELL_RANDOM = 2
+local HELL_RANDOM = 2
 
 -- Frequency of Glowstone on the "roof" of the Hell (higher is less frequent)
 local GLOWSTONE_FREQ_ROOF = 500
diff --git a/items.lua b/items.lua
index 6412c1e..dbf51f4 100644
--- a/items.lua
+++ b/items.lua
@@ -109,7 +109,7 @@ minetest.register_node("hell:hellrack_soil", {
 		return digging_allowed(player, 2)
 	end,
 })
-minetest.register_alias("nether::netherrack_soil", "hell:hellrack_soil")
+minetest.register_alias("nether:netherrack_soil", "hell:hellrack_soil")
 
 minetest.register_node("hell:hellrack_black", {
 	description = "Black Hellrack",