This article discusses the implementation of the principles of Aswaja in multifaith school Selamat Pagi Indonesia (SMA SPI). In some case related to the differences in religion usually trigger conflict, conflict in the scope of the small and the great scope. This research has used a case study design, which has been conducted from 2016 to 2018. SMA SPI present offers the pattern to soften the conflict that triggered because of religious differences. SMA SPI recruit students from various religions who are then educated so that they have an inclusive attitude. The inclusive attitude itself is the opposite of exclusive. In other words, it means not easily provoked with the issue of religious differences, tribes, races, and others. In order to provide learning about the formation of inclusive attitude, Aswaja principles become the main material in the process of learning in SMA SPI. The principles of Aswaja include at-ta 'aruf, at-tawassuth, at-tasamuh, at-ta'awun, and at-tawazun. The implementation of the principles of the Aswaja, there are many interesting experiences experienced by students, mainly in the learning process as it requires social sensitivity and creativity of the students to solve the problems that triggered by religious differences