browser can't be downloaded because of invalid SSL certificate

[mkshevetskiy]

Trying to start torbrowser for the first time produce the following message

The SSL certificate served by https://www.torproject.org is invalid!
You may be under attack.

After that the program terminate. Running it from terminal results in the following console output:

Tor Browser Launcher
By Micah Lee, licensed under MIT
version 0.2.6
https://github.com/micahflee/torbrowser-launcher
Downloading over Tor
Downloading and installing Tor Browser for the first time.
Downloading https://dist.torproject.org/torbrowser/update_2/release/Linux_x86_64-gcc3/x/en-US
Download error: [<twisted.python.failure.Failure OpenSSL.SSL.Error: [('SSL routines', 'ssl3_get_server_certificate', 'certificate verify failed')]>] <class 'twisted.web._newclient.ResponseNeverReceived'>