diff --git a/LevelRange.lua b/LevelRange.lua
index 6527838..3baee24 100644
--- a/LevelRange.lua
+++ b/LevelRange.lua
@@ -225,10 +225,6 @@ LEVELRANGE_SUBZONES = {
 
     -- Turtle WoW Sub-zones
     [LEVELRANGE_ALAHTHALAS]         = LEVELRANGE_THALASSIANHIGHLANDS,
-    -- patch 1.18 preparation
-    [LEVELRANGE_SLICKWICKOILRIG]    = LEVELRANGE_TANARIS,
-    [LEVELRANGE_RUGFORDSMOUNTAINREST] = LEVELRANGE_DUNMOROGH,
-    [LEVELRANGE_EARTHENRING]        = LEVELRANGE_STONETALON,
 };
 
 -- Colours