diff --git a/JotunnLib/Configs/RoomConfig.cs b/JotunnLib/Configs/RoomConfig.cs
index b8a8f0e5e..f811b1a67 100644
--- a/JotunnLib/Configs/RoomConfig.cs
+++ b/JotunnLib/Configs/RoomConfig.cs
@@ -1,3 +1,4 @@
+using System;
 using Jotunn.Entities;
 
 namespace Jotunn.Configs
@@ -12,11 +13,11 @@ public class RoomConfig
         ///     Theme name of this room.
         /// </summary>
         public string ThemeName { get; set; }
-
+        
         /// <summary>
-        ///     <see cref="Room.Theme"/> of this room.
+        ///     Flag indicated if this room uses a custom theme
         /// </summary>
-        public Room.Theme Theme { get; set; }
+        public bool IsCustomTheme { get; set; }
 
         /// <summary>
         ///     If set to false, room will not be added to <see cref="DungeonGenerator.m_availableRooms"/>, thus
@@ -70,7 +71,6 @@ public class RoomConfig
         /// <param name="theme"></param>
         public RoomConfig(Room.Theme theme)
         {
-            Theme = theme;
             ThemeName = string.Empty;
         }
 
@@ -80,7 +80,6 @@ public RoomConfig(Room.Theme theme)
         /// <param name="themeName"></param>
         public RoomConfig(string themeName)
         {
-            Theme = 0;
             ThemeName = themeName;
         }
         
@@ -109,19 +108,27 @@ public Room ApplyConfig(RoomConfig roomConfig)
             if (roomConfig.FaceCenter != null) room.m_faceCenter = roomConfig.FaceCenter.Value;
             if (roomConfig.Perimeter != null) room.m_perimeter = roomConfig.Perimeter.Value;
             
-            // Room can be matched by either a Room.Theme flag, or a ThemeName string.
-            if (roomConfig.Theme == 0)
+            if (roomConfig.IsCustomTheme)
             {
-                ThemeName = roomConfig.ThemeName;
-                Theme = 0;
+                if (roomConfig.ThemeName != null) room.m_theme = GetRoomTheme(roomConfig.ThemeName);
             }
             else
             {
-                Theme = roomConfig.Theme;
-                ThemeName = string.Empty;
+                if (roomConfig.ThemeName != null) room.m_theme = GetRoomTheme(roomConfig.ThemeName);
             }
 
             return room;
         }
+        
+        public Room.Theme GetRoomTheme(string roomTheme)
+        {
+            if (Enum.TryParse(roomTheme, false, out Room.Theme theme))
+            {
+                Logger.LogDebug($"Found Room Theme with name {roomTheme}");
+                return theme;
+            }
+            Logger.LogError($"Failed to find Room Theme with name {roomTheme}");
+            return Room.Theme.None;
+        }
     }
 }
diff --git a/JotunnLib/Entities/CustomRoom.cs b/JotunnLib/Entities/CustomRoom.cs
index cc586e92d..57931b9f0 100644
--- a/JotunnLib/Entities/CustomRoom.cs
+++ b/JotunnLib/Entities/CustomRoom.cs
@@ -103,7 +103,7 @@ public CustomRoom(AssetBundle assetBundle, string assetName, bool fixReference,
                 m_prefab = new SoftReference<GameObject>(AssetManager.Instance.AddAsset(Prefab)),
                 m_loadedRoom = Room,
                 m_enabled = Room.m_enabled,
-                m_theme = GetCustomRoomTheme(roomConfig.ThemeName)
+                m_theme = GetRoomTheme(roomConfig.ThemeName)
             };
         }
 
@@ -146,7 +146,7 @@ public CustomRoom(GameObject prefab, bool fixReference, RoomConfig roomConfig) :
                 m_prefab = new SoftReference<GameObject>(AssetManager.Instance.AddAsset(Prefab)),
                 m_loadedRoom = Room,
                 m_enabled = Room.m_enabled,
-                m_theme = GetCustomRoomTheme(roomConfig.ThemeName)
+                m_theme = GetRoomTheme(roomConfig.ThemeName)
             };
         }
 
@@ -160,25 +160,14 @@ public static bool IsCustomRoom(string prefabName)
             return DungeonManager.Instance.Rooms.ContainsKey(prefabName);
         }
 
-        public Room.Theme GetVanillaRoomTheme(string roomTheme)
+        public Room.Theme GetRoomTheme(string roomTheme)
         {
             if (Enum.TryParse(roomTheme, false, out Room.Theme theme))
             {
-                Logger.LogDebug($"Found vanilla Room Theme with name {roomTheme}");
+                Logger.LogDebug($"Found Room Theme with name {roomTheme}");
                 return theme;
             }
-            Logger.LogError($"Failed to find vanilla Room Theme with name {roomTheme}");
-            return Room.Theme.None;
-        }
-        
-        public Room.Theme GetCustomRoomTheme(string roomTheme)
-        {
-            if (Enum.TryParse(roomTheme, false, out Room.Theme theme))
-            {
-                Logger.LogDebug($"Found custom Room Theme with name {roomTheme}");
-                return theme;
-            }
-            Logger.LogError($"Failed to find custom Room Theme with name {roomTheme}");
+            Logger.LogError($"Failed to find Room Theme with name {roomTheme}");
             return Room.Theme.None;
         }
         
diff --git a/JotunnLib/Managers/DungeonManager.cs b/JotunnLib/Managers/DungeonManager.cs
index 91c23caf8..48eead4b3 100644
--- a/JotunnLib/Managers/DungeonManager.cs
+++ b/JotunnLib/Managers/DungeonManager.cs
@@ -324,7 +324,7 @@ private void OnDungeonGeneratorSetupAvailableRooms(DungeonGenerator self)
                     
                     DungeonGenerator.m_availableRooms.AddRange(Rooms.Values
                         .Where(r => r.Room.m_enabled)
-                        .Where(r => self.m_themes.HasFlag(r.GetVanillaRoomTheme(r.ThemeName)))
+                        .Where(r => self.m_themes.HasFlag(r.GetRoomTheme(r.ThemeName)))
                         .Select(r => r.RoomData));
                 }