Altered passive eruption is defined as a developmental abnormality in the passive phase of the eruption. It has an aesthetic impact such as the gummy smile and short teeth. The management of the gingival smile associated with altered passive eruption presents a real challenge for the practitioner, who must know the different signs of this anomaly to make the right diagnosis and to establish an appropriate treatment plan. The purpose of this article is to expose, the therapeutic modalities of management of altered passive eruption through a clinical case.