diff --git a/cave_data/1626-300.html b/cave_data/1626-300.html
index 4a3ef7419..c546a3ddc 100644
--- a/cave_data/1626-300.html
+++ b/cave_data/1626-300.html
@@ -37,13 +37,8 @@ the form documented at
 
 <explorers></explorers>
 <survex_file>caves-1626/300/300.svx</survex_file>
-<underground_description><br />3 lines of the survexfile,<br /> then all the *begin lines and any '; Messteam' and '; Zeichner' lines:<br><pre>; Data sent to Becka in Oct 2025 by Harald Zeitlhofer for the Schönberg Höhlensystem 1626/300
-; This data supercedes the old files for 55 (Raucherkarhohle) and 120 (Feurtal) which were connected to make the Schonberg-hoehlensystem
-
-
-*begin 300
-<br />
-</pre></underground_description>
+<underground_description>Data sent to Becka in Oct 2025 by Harald Zeitlhofer for the Schönberg Höhlensystem 1626/300
+This data supercedes the old files for 1626/55 (Raucherkarhohle) and 1626/120 (Feurtal) which were connected to make the Schonberg-hoehlensystem</underground_description>
 <equipment></equipment>
 <references></references>
 <survey></survey>