diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index 9a86fec7..4a9de8b2 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -117,6 +117,7 @@ Same as above but both small keys and bigs keys of the dungeon are not allowed o
 * 1.0.0.3
 	* overworld_map=map mode fixed. Location of dungeons with maps are not shown until map is retrieved. (Dungeon that do not have map like Castle Tower are simply never shown)
 	* Aga2 completion on overworld_map now tied to boss defeat flag instead of pyramid hole being opened (fast ganon fix)
+	* Minor issue in dungeon_only algorithm fixed (minorly affected major_only keyshuffle and vanilla fallbacks)
 * 1.0.0.2
 	* Include 1.0.1 fixes
 	* District hint rework
diff --git a/source/item/FillUtil.py b/source/item/FillUtil.py
index 170d3a13..a716fbd8 100644
--- a/source/item/FillUtil.py
+++ b/source/item/FillUtil.py
@@ -699,7 +699,7 @@ mode_grouping = {
         'Sewers - Dark Cross', 'Desert Palace - Torch', 'Tower of Hera - Basement Cage',
         'Castle Tower - Room 03', 'Castle Tower - Dark Maze',
         'Palace of Darkness - Stalfos Basement',  'Palace of Darkness - Dark Basement - Right',
-        'Palace of Darkness - Dark Maze - Bottom', 'Palace of Darkness - Shooter Room',
+        'Palace of Darkness - Harmless Hellway', 'Palace of Darkness - Shooter Room',
         'Palace of Darkness - The Arena - Bridge',  'Palace of Darkness - The Arena - Ledge',
         "Thieves' Town - Blind's Cell",  'Skull Woods - Bridge Room', 'Ice Palace - Spike Room',
         'Skull Woods - Pot Prison', 'Skull Woods - Pinball Room', 'Misery Mire - Spike Chest',