Three members of the Game Workers Alliance (GWA) group voted against, while 19 voted in favour.
The GWA tried to stream the vote count live on Twitch but technical issues forced them to useTwitter Spacesinstead.
The company denied that they had acted wrongly.
Activision Blizzard have been mired in controversy and legal action surrounding accusations ofsexual harrassment,workplace discriminationandpoor working conditions.
