iarjhcsIARJHCSIARJHCS2709-3336https://doi.org/10.47310/iarjhcs.2022.v03i02.005Digitalization of Lontar as PreservationIMadeSudarsanaLontar with that contents is one of the ancestral heritage of our ancestors which necessary to protect and preserve, therefore the digitization of lontar should be done in a conscious and real way. In this case, a rational interests consideration in using technological sophistication to achieve goals is also accompanied by strategies. Technological advances can be useful to save damaged lontars. Thus, the literature contained in the lontar consist of teachings and guidance of past lives can be saved. Digitization technology is important to do in case the lontar is lost due to natural and human factors, there are already copies stored on the media, either in the form of hard disks, CDs (compact discs), flash disks, or stored in cyberspace. Thus, the copy can be quickly accessed and found. This study employed a qualitative research with rational action theory. According to Weber, rational action is related to conscious considerations and choices that the action is declared. It means consciously digitizing as the effort of preservation.