The price of Twitter Blue, the social network’s new premium subscription service, is about to increase — a little more than 8 months once it made its debut.

The service, which launched in the US and New Zealand in November, allows subscribers to pay for features such as the arrange to undo a tweet and read ad-free news articles. When it launched, Twitter Blue cost $3 per month, but that monthly cost is increasing to $5, Twitter distinguished subscribers on Thursday.

The price increase is only for new subscribers for now; existing subscribers won’t be charged the higher rate pending October, Twitter said in its note. Twitter said the sign increase will go toward developing new features and improving existing ones in an difficulty to support journalism.

“At launch, we felt strongly in keeping the cost of the subscription as low as possible after we tested, learned and gathered feedback,” a Twitter spokesperson said in a statement. “We’ve since refined the vision for this product, conducted considerable research, introduced new enhancements with more in development, and as such we are updating pricing.”

The sign increase comes as Twitter is embroiled in a bitter moral dispute with Elon Musk. In April, the billionaire launched an unsolicited deal to take over Twitter for $44 billion. But earlier this month, Musk said he’s unsheathing out of the deal, claiming Twitter breached the engage agreement by failing to provide fundamental information about the number of spam supplies on the service. Twitter responded with a lawsuit to rendered Musk to complete the deal.

Twitter Blue gives users a 30-second undo tweet window that gives them to make revisions to their tweets before it’s posted on Twitter. It also allows users to customize their experience with themes and icons and to super tweets in a bookmark folder.

Some of the publications that Twitter Blue users can read ad-free engaged The Washington Post, USA Today, The Atlantic, The Daily Beast, Rolling Stone, BuzzFeed, Insider and The Hollywood Reporter.