Unfortunately that's correct. We're so miserable about this. We used to support payments with PayPal but can't use it anymore, because they have ceased all operations in Turkey, on June 2016, making it illegal for us to continue charging you via their recurring payments feature.
We were able to continue charge existing subscriptions that were made on Fastspring's PayPal account. But we are not allowed to create new recurring payments with PayPal.
Here's a Techcrunch article about this.