Inclusion Criteria:  Age between 18 and 55 (following Serrano et al., 2007 recommendations) Deficit in memory specificity: scores on Autobiographical Memory Test (AMT) < (or equal) 70% Diagnosis of mild to moderate depression: scores on Patient Health Questionnaire (PHQ9) between 5 to 14  Exclusion Criteria:  being currently under psychological treatment present any medical illness or physical, psychological and/or cognitive incapacity that could impede the participation Not having the necessary technological means, i.e. access to a mobile phone with internet connection.