Apexification is a procedure for the closure of the open apex in an immature necrotic tooth. Apexification with calcium hydroxide is considered the gold standard. However, this technique is associated with certain difficulties such as multiple visits, the possibility of tooth fracture, and incomplete calcification of the bridge, poor quality bridge. Single-visit mineral trioxide aggregate (MTA) apexification has become popular over the calcium hydroxide technique. In this article, a case report, which was treated by the single visit apexification procedure with MTA as the apical plug and the rest of the canal was obturated with thermoplastisized gutta-percha technique