Tiktok and parent company are filing a lawsuit against the Trump administration. The suit seeks to fend off a ban on new downloads of the app set to take effect Sunday.

The administration called for a TikTok ban earlier this year over what it said were data security concerns. Tiktok filed a suit against President Trump in August, arguing that Trump’s original order did not provide any evidence that TikTok was a national security threat to the US.

Beijing-Based vancedance has been in talks with several US companies. Working on a plan to create a new employer, TikTok global. Oracle and Walmart are the remaining candidates with a shot at a stake in the new TikTok company.

Tiktok announced Friday that’we’ve already committed to unprecedented levels of additional transparency and accountability well beyond what other apps are willing to do’.