Supply chains sustainability has become one of the significant interests in the industries as well as academia. It has gained significant interest amongst academics and practitioners. Not only are business dimensions of the supply chain important for sustainable supply chains but expanding the focus to environmental and social dimensions has made for a more generalisable and holistic perspective on the supply chain. The promising features of blockchain technology might be a panacea for such complexity in the Triple Bottom Line of sustainability: economic, social, and environmental bottom lines. Blockchains technology potentially utilizes in design, operations, and general management of supply chains. Blockchain’s ability to guarantee the reliability, traceability, and authenticity of the information is the key driver for the development of a sustainable supply chain. In this article, key challenges in the sustainable supply chain are presented and their possible solution using the blockchain is discussed.