diff --git a/core/views/cave_kataster.py b/core/views/cave_kataster.py
index 48aad7d..a682870 100644
--- a/core/views/cave_kataster.py
+++ b/core/views/cave_kataster.py
@@ -69,6 +69,8 @@ def kataster(request, slug):
     try:
         # this is a python generator idiom.
         # see https://realpython.com/introduction-to-python-generators/
+        
+        # THIS IS VERY SILLY. We have this in the databse fom when this file was parsed. Don't read it again !
         with open(settings.CAVEDESCRIPTIONS / cavefilename, 'r') as f:
             for line in f: 
                 if match := re.search(r'<entranceslug>(.*?)</entranceslug>', line):
diff --git a/templates/cave_kataster.html b/templates/cave_kataster.html
index 9da4ce0..eaee28c 100644
--- a/templates/cave_kataster.html
+++ b/templates/cave_kataster.html
@@ -44,6 +44,7 @@ This cave needs to be "katastered". If you have the new number issued by the Aus
 <ul style="list-style: disc">
 
 <li> Edit the '<samp>kataster'number</samp>' field inside the <samp>cave_data</samp> file.
+<li> Edit the '<samp>survex_file</samp>' field inside the <samp>cave_data</samp> file.
 <li> Edit the '<samp>entranceslug</samp>' field inside each '<samp>entrance</samp>' field in the <samp>cave_data</samp> file.
 <li> Rename all the files listed above - always do this <b>last</b> otherwise it is hard to automatically discover which edits have not been done.
 </ul>