Self-adjustment is highly important in human life. It refers to the ability to adapt social behavior and environment. Factors influencing an individual's ability to self-adjust include emotional regulation in the context of interaction, as self-adjustment is closely intertwined with it. The aim of this study is to examine the influence of cognitive reappraisal and expressive suppression on students' self-adjustment. The research sample consists of 104 tenth-grade high school students selected through simple random sampling technique. Multiple linear regression analysis is employed in this study. The research findings reveal that the dimensions of cognitive reappraisal and expressive suppression have a significant influence on students' self-adjustment, accounting for 25.9%, while other factors account for the remaining 74.1%.