diff --git a/scripts/process-text-files.py b/scripts/process-text-files.py
index 8d22605..da3f748 100644
--- a/scripts/process-text-files.py
+++ b/scripts/process-text-files.py
@@ -21,7 +21,9 @@ _exts_h_cpp   = _exts_h | _exts_cpp
 def _regexify(l):
     return '|'.join(x.replace('.', '\.') + '$' for x in l)
 
-def _scantree(path, maxdepth=sys.maxsize, depth=0):
+def _scantree(path, maxdepth, depth=0):
+    if maxdepth is None:
+        maxdepth = sys.maxsize
     if depth == maxdepth:
         return path
     if depth > maxdepth:
@@ -376,11 +378,10 @@ class Cmd(jwutils.Cmd):
             regex = fnmatch.translate(args.name)
         else:
             regex = args.name_regex
-        maxdepth = args.maxdepth if args.maxdepth is not None else int(args.maxdepth)
         if regex is not None:
             for entry in _scantree(args.root, args.maxdepth):
                 if re.search(regex, entry.name):
-                    root = os.path.dirname(entry.path)
+                    root = os.dirname(entry.path)
                     if not root:
                         root = '.'
                     files.append((root, entry.path))