diff --git a/tools/devel-server.py b/tools/devel-server.py
index c79a65b..aa69535 100755
--- a/tools/devel-server.py
+++ b/tools/devel-server.py
@@ -163,10 +163,10 @@ you are a fool.
             body.write("<ul>")
             for name,puzzlefile in sorted(puzzle.files.items()):
                 if puzzlefile.visible:
-                    visibility = 'listed as a generated file'
+                    visibility = ''
                 else:
-                    visibility = 'unlisted'
-                body.write('<li><a href="/puzzles/{cat}/{points}/{filename}">{filename}</a> ({visibility})</li>'
+                    visibility = '(unlisted)'
+                body.write('<li><a href="/puzzles/{cat}/{points}/{filename}">{filename}</a> {visibility}</li>'
                             .format(cat=parts[2],
                                     points=puzzle.points,
                                     filename=name,
diff --git a/tools/moth.py b/tools/moth.py
index cfa7067..d15dac3 100644
--- a/tools/moth.py
+++ b/tools/moth.py
@@ -108,7 +108,7 @@ class Puzzle:
                     stream = open(name, 'rb')
                     try:
                         name = parts[1]
-                        hidden = parts[2]
+                        hidden = (parts[2].lower() == "hidden")
                     except IndexError:
                         pass
                     self.files[name] = PuzzleFile(stream, name, not hidden)