Excessive removal of the tooth tissue during retreatment leads to thin wall and wide canal, which is not suitable neither for prefabricated post nor cast metal post. Alternatively, the use of soft fiber reinforced composite post helps in providing a good adaptation between the post and the canal. Hence, it reduces the number of clinical visit. This case report highlighted the use of fiber reinforced composite post in badly broken teeth with wide canal together with some esthetic adjustment to the final crowns shape and size