diff --git a/core/models_caves.py b/core/models_caves.py
index ddfb2c9..f28f3b6 100644
--- a/core/models_caves.py
+++ b/core/models_caves.py
@@ -697,8 +697,8 @@ def GetCaveLookup():
             addmore[id] = Gcavelookup[id].kataster_number
         elif Gcavelookup[id].unofficial_number:
             addmore[id] = Gcavelookup[id].unofficial_number.lower()
-    with open("cave-lookup.json", 'w') as f:
-        json.dump(addmore, f)
+    # with open("cave-lookup.json", 'w') as f: # no permissions on server by default
+        # json.dump(addmore, f)
         
     for c in Gcave_count:
         if Gcave_count[c] > 1: