Year range Douglas Fairbanks, Jr., Presents

Currently, Douglas Fairbanks, Jr., Presents has a year range of 1953-2025: https://www.imdb.com/title/tt0045385/reference/ Judging by the episode list, it seems the end year should be 1957: https://www.imdb.com/title/tt0045385/episodes/?season=5 Other sources also speak of 1957 as the end year, see for example: https://ctva.biz/UK/DouglasFairbanks.htm and https://nostalgiacentral.com/television/tv-by-decade/tv-shows-1950s/douglas-fairbanks-jr-presents/ It seems the end year comes from the release date of March 1st, 2025 for the USA (internet). Can a staffer look into this please?