Telegram CEO Pavel Durov says that he has travelled from France to Dubai, even as the French authorities continue to investigate criminal activity on his messaging app.

Pavel Durov, the founder and CEO of Telegram, said Monday he is back home in Dubai, United Arab Emirates, seven months after his arrest in France over charges the social messaging app was used for criminal activity.

TON, which is associated with messaging app Telegram, popped 24% on the news that the app’s founder and CEO Pavel Durov has returned home to Dubai amid an ongoing investigation. TON grew from $2.94 to $3.