An electoral official says more than 30 million people in Congo are now registered to vote in November's crucial elections.
Daniel Ngoy Mulunda, president of the Independent National Electoral Commission, said Friday that officials will consider whether to further extend enrollment again.
The opposition wants registration pushed back a few more days, saying that people haven't been given enough time.
Congo's pivotal presidential and parliamentary elections are slated for the end of November.
President Joseph Kabila first took office after his father was assassinated in 2001 and was later elected in 2006 in the country's first democratic election.
The vast, mineral-rich Central African nation was ravaged by years of dictatorship and civil war.