Case description: Female patient, 39 years old, came to the dental clinic for evaluation and treatment options for improving her smile. The patient has old restorations on 1.1 and 2.1, 1.2 and 2.2 rotated and bad positioned, edge to edge bite, inter-incisor's diastemas, gummy smile and a high smile line. After evalutation of the case and discussion of rehabilition possibilities, full-coverage crowns with alumina copings were made on 1.2, 1.1, 2.1 and 2.2. Discussion: The aesthetics was the first success intention. Teeth preparation and the provisional full-coverage crowns maintenance, made possible to obtain the perfect papillary shape. Full-coverage crowns allowed the closure of inter-incisors diastema, the alignment and correct positioning of tooth and solving the edge to edge bite. Conclusion: Although in the literature full-coverage crowns are considered a very invasive procedure, with this case report was possible to correct bad occlusion with fixed prosthesis which is described on the literature as a treatment option. Palabras clave: full-coverage crowns, inter-incisor diastema, gummy smile, high smile line, bad occlusion, papillar shape