A fastening device is configured to be installed on an article and includes a base, an installing assembly and a reel part. The base is located on the article. The installing assembly includes at least one needle which is pivotally disposed at the base so as to rotate relatively to the base. The reel part is coupled to a lace and disposed on the base. The at least one needle is inserted from a first surface of the article into a second surface of the article, then inserted from the second surface of the article into the first surface of the article, and the at least one needle is restricted to the article for securing the base on the first surface of the article.