diff --git a/cave_data/1623-2007-02.html b/cave_data/1623-2007-02.html
index f3ced6656..9f8e01ffd 100644
--- a/cave_data/1623-2007-02.html
+++ b/cave_data/1623-2007-02.html
@@ -34,7 +34,7 @@ the form documented at
 <survex_file></survex_file>
 <underground_description></underground_description>
 <equipment></equipment>
-<references><a href="/years/2007/logbook.html#t2007-07-19A">Logbook 2007</a></references>
+<references><a href="/logbookentry/2007-07-19/2007-07-19a#">Logbook 2007</a> 19th July.</references>
 <survey></survey>
 <notes></notes>
 <length></length>