Pouillon decided to reconstruct the fortress, which had been abandoned since at least the 17th century. Pouillon himself undertook the restoration by hand, along with the help of a dozen Algerian stonemasons, and 10 stained-glass experts.
Pouillon chose to rebuild the fortress that had been left unattended for over three centuries. He personally undertook the restoration work using his own hands, assisted by twelve Algerian stonemasons and ten stained-glass specialists.