diff --git a/src/app/zelda3/screen/dungeon_map.h b/src/app/zelda3/screen/dungeon_map.h
index 5977a947..326c4dbb 100644
--- a/src/app/zelda3/screen/dungeon_map.h
+++ b/src/app/zelda3/screen/dungeon_map.h
@@ -18,9 +18,9 @@ constexpr int kDungeonMapGfxPtr = 0x57BE4;  // 14 pointers of gfx data
 constexpr int kDungeonMapDataStart = 0x57039;
 
 // IF Byte = 0xB9 dungeon maps are not expanded
-constexpr int kDungeonMapExpCheck = 0x56652;
-constexpr int kDungeonMapTile16 = 0x57009;
-constexpr int kDungeonMapTile16Expanded = 0x109010;
+constexpr int kDungeonMapExpCheck = 0x56652; // $0A:E652
+constexpr int kDungeonMapTile16 = 0x57009; // $0A:F009
+constexpr int kDungeonMapTile16Expanded = 0x109010; // $21:9010
 
 // 14 words values 0x000F = no boss
 constexpr int kDungeonMapBossRooms = 0x56807;