fails to download a vk.com video

[l29ah]

[debug] System config: []
[debug] User config: []
[debug] Command-line args: [u'-c', u'--verbose', u'https://vk.com/video12705468_170921995']
[debug] Encodings: locale UTF-8, fs UTF-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2015.09.28
[debug] Python version 2.7.10 - Linux-4.1.5-grsec+-x86_64-Intel-R-_Core-TM-i7_CPU_L_620@_2.00GHz-with-gentoo-2.2
[debug] exe versions: ffmpeg 2.8, ffprobe 2.8, rtmpdump 2.4
[debug] Proxy map: {}
[vk] 12705468_170921995: Downloading webpage
ERROR: Unable to extract vars; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see https://yt-dl.org/update on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
File "/usr/lib64/python2.7/site-packages/youtube_dl/YoutubeDL.py", line 660, in extract_info
ie_result = ie.extract(url)
File "/usr/lib64/python2.7/site-packages/youtube_dl/extractor/common.py", line 288, in extract
return self._real_extract(url)
File "/usr/lib64/python2.7/site-packages/youtube_dl/extractor/vk.py", line 269, in real_extract
data_json = self.search_regex(r'var\s+vars\s=\s({.+?});', info_page, 'vars')
File "/usr/lib64/python2.7/site-packages/youtube_dl/extractor/common.py", line 582, in _search_regex
raise RegexNotFoundError('Unable to extract %s' % _name)
RegexNotFoundError: Unable to extract vars; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see https://yt-dl.org/update on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.