This article wants to describe the presence of primordialism in the hoax in the Jakarta Gubernatorial Election 2017. The abundant flow of information, massive campaigns, and high digital interaction turned out to be dealing with incorrect information, or better known as hoaxes. Primordial-themed Hoax threaten contestations based on rationality or compete with ideas, ideas, visions, missions, and programs. Besides that, hoax with a primordial theme tends to make voters shift, no longer become rational voters but sociological voters who choose based on religious or ethnic similarities. By using critical discourse analysis, this paper attempts to explain in a comprehensive manner the concept of the hoax with primordial themes in the Jakarta Gubernatorial Election 2017.