diff --git a/pages/dungeon23/floor01.md b/pages/dungeon23/floor01.md
index d2f89a7..3c4af98 100644
--- a/pages/dungeon23/floor01.md
+++ b/pages/dungeon23/floor01.md
@@ -77,6 +77,8 @@ of fine razor-sharp threads.
 
 **RAZOR SNARE TRAP:** level 4; deals damage in addition to entanglement, otherwise as net.
 
+**PROGRESSING:** a simple wooden door to the north yields a passage to ???.
+
 ## 04. Lake in the Cave:
 
 > The stone corridor from the entrance abruptly ends in a small natural cave opening, as if the dungeon that used to be