Roof assembly for a vehicle

A vehicle comprising:

• a fixed roof portion having a roof opening;
• a roof assembly to open and close the roof opening, the roof assembly comprising:
• a stationary part configured to attach the roof assembly to the fixed roof portion;
• at least one closing element movably supported by the stationary part and configured to move between a closed position to close the roof opening and an open position in which the rear of the closing element is raised and the closing element is moved rearwardly;
• a locking device on the stationary part, the locking device movable between a locking position and an unlocking position, the closing element being configured to actuate the locking device to move from the unlocked position to the locked position when the closing element is moved to the closed position;
• and
• at least a retaining hook configured to hook behind the locking device on the stationary part in the closed position of the closing element to provide a mechanical lock for the closing element in a vertical direction.