diff --git a/scripts/stageapi/core/saveSystem.lua b/scripts/stageapi/core/saveSystem.lua
index ace966b..1be5dd4 100644
--- a/scripts/stageapi/core/saveSystem.lua
+++ b/scripts/stageapi/core/saveSystem.lua
@@ -8,6 +8,7 @@ StageAPI.LogMinor("Loading Save System")
 
 StageAPI.SaveDataLoaded = false
 StageAPI.RoomsToLoad = {}
+StageAPI.LevelMapsToLoad = {}
 
 function StageAPI.TryLoadModData(continued)
     if Isaac.HasModData(mod) and continued then
@@ -230,9 +231,9 @@ function StageAPI.LoadSaveString(str)
         end
     end
 
-    StageAPI.LevelMaps = {}
+    StageAPI.LevelMapsToLoad = {}
     for _, levelMapSaveData in ipairs(decoded.LevelMaps) do
-        StageAPI.LevelMap({SaveData = levelMapSaveData})
+        StageAPI.LevelMapsToLoad[#StageAPI.LevelMapsToLoad+1] = levelMapSaveData
     end
 
     StageAPI.CurrentLevelMapID = decoded.CurrentLevelMapID
@@ -468,10 +469,15 @@ local function NewLevelLoad()
         StageAPI.RoomsToLoad[i] = nil
     end
 
+    for i = #StageAPI.LevelMapsToLoad, 1, -1 do
+        StageAPI.LevelMap({SaveData = StageAPI.LevelMapsToLoad[i]})
+        StageAPI.LevelMapsToLoad[i] = nil
+    end
+
     StageAPI.SaveModData()
 end
 
-mod:AddCallback(ModCallbacks.MC_POST_NEW_LEVEL, NewLevelLoad)
+mod:AddPriorityCallback(ModCallbacks.MC_POST_NEW_ROOM, CallbackPriority.IMPORTANT, NewLevelLoad)
 mod:AddCallback(ModCallbacks.MC_POST_GAME_STARTED, function (_, isContinued)
     -- Needs to trigger also when loading a level
     if isContinued then