This research examines the implementation process of blockchain technology and aims to identify prerequisites needed for this process. The study has been conducted through a case study at a Fair Trade handloom firm in Sri Lanka. Data has been collected through observations and semi-structured interviews with blockchain experts and employees at the case firm. The result is analysed through the TOE-framework. This research primary findings is divided into two categories, knowledge and willingness. Knowledge refers to usage of technical systems, awareness of how the firm's supply chain is built and knowledge of blockchain technology. Willingness refers to the ambition for constant improvement which is the crucial prerequisite for actually implementing blockchain technology. The firm’s knowledge and willingness to implement blockchain technology are the first stages of moving from Fair Trade certification to blockchain integration.