Crashes randomly

[ghost]

This tool randomly crashes with the error:

Traceback (most recent call last):
  File "/Library/Frameworks/Python.framework/Versions/3.9/bin/xkcd-dl", line 33, in <module>
    sys.exit(load_entry_point('xkcd-dl==0.1.2', 'console_scripts', 'xkcd-dl')())
  File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/xkcd_dl/cli.py", line 271, in main
    download_xkcd_range(*args.download_range)
  File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/xkcd_dl/cli.py", line 64, in download_xkcd_range
    download_one(json_content, number)
  File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/xkcd_dl/cli.py", line 206, in download_one
    r = requests.get(complete_img_url, stream = True)
  File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/requests/api.py", line 69, in get
    return request('get', url, params=params, **kwargs)
  File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/requests/api.py", line 50, in request
    response = session.request(method=method, url=url, **kwargs)
  File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/requests/sessions.py", line 454, in request
    prep = self.prepare_request(req)
  File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/requests/sessions.py", line 378, in prepare_request
    p.prepare(
  File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/requests/models.py", line 293, in prepare
    self.prepare_url(url, params)
  File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/requests/models.py", line 353, in prepare_url
    raise MissingSchema(error)
requests.exceptions.MissingSchema: Invalid URL 'http:/2067/asset/challengers_footer.png': No schema supplied. Perhaps you meant http://http:/2067/asset/challengers_footer.png?