diff --git a/cave_data/1623-2015-DL-01.html b/cave_data/1623-2015-DL-01.html
index 0c91dfff0..2a1162cff 100644
--- a/cave_data/1623-2015-DL-01.html
+++ b/cave_data/1623-2015-DL-01.html
@@ -43,7 +43,7 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
 
 <explorers>Dan Lenartowicz
 Matt Watson</explorers><!-- 'CUCC Expo' and year(s) of exploration. To distinguish from caves explored by foreign groups. Individual names can be given too if it was a small cave. -->
-<survex_file>caves-1623/2015-dl-01/1.svx</survex_file><!-- Name of top-level survey file for this cave. Relative to the 'loser' survex repository. So for most caves that's "caves-162x/cavenum/cavnum.svx". (e.g. caves-1623/204/204.svx -->
+<survex_file></survex_file><!-- Name of top-level survey file for this cave. Relative to the 'loser' survex repository. So for most caves that's "caves-162x/cavenum/cavnum.svx". (e.g. caves-1623/204/204.svx -->
 <underground_description>p7 leads into chossy rift, small crawl that would need digging. No other ways on.
 <img width=30% src="/expofiles/surveyscans/2015/2015%2316/notes.jpg"></underground_description><!-- Underground description. (description of approach and entrance goes in entrance file). For a small cave this will be the entire description. For larger caves it will be the front page of the description, or a short intro, containing links to other pages with the cave description in, or even nothing but a link. -->
 <equipment>2 Hangers, 2 slings, 20m Rope</equipment><!-- For a small cave, summary of gear needed to descend. For longer caves it could be blank, a table, or just refer to the description/topos. Leave blank if this info is in the description. -->