SULAIMANI (ESTA) — A dead body was found in the undercarriage of a Lufthansa passenger plane that arrived at Frankfurt airport from Tehran on Thursday, the German daily Bild reported.

The discovery was made by workers after the passengers of flight LH 601 had left the aircraft and the A340 had been moved to a hangar for maintenance. The same flight scheduled for Friday has been canceled, according to Lufthansa’s website.

Lufthansa and federal police declined to comment. Frankfurt police were not immediately available for comment.