diff --git a/cave_data/1623-2025-LB-00.html b/cave_data/1623-2025-LB-00.html
index 5c8b2a507..2c6a22236 100644
--- a/cave_data/1623-2025-LB-00.html
+++ b/cave_data/1623-2025-LB-00.html
@@ -32,7 +32,7 @@ the form documented at
 
 <explorers></explorers>
 <survex_file>caves-1623/2025-LB-00/2025-LB-00</survex_file>
-<underground_description>Tiny cave, very obvious entrance in the hillside with a draught. It leads round from the entrance to the left, down a slope then enters a chamber with a snowplug and a second entrance in the roof.</underground_description>
+<underground_description>Tiny cave, very obvious entrance in the hillside with a draught. It leads round from the entrance to the left, down a slope then enters a chamber with a snowplug and a second entrance in the roof. Draft is from circlution and the cave goes nowhere.</underground_description>
 <equipment></equipment>
 <references></references>
 <survey></survey>