Data and processes are often complementary. In fact, if business process managers would like to have more efficient and effective processes, they must pay attention to how they use data. Nowadays, Big Data intersects with BPM and wherever the process management in the organization should be considered together with the new infrastructure technologies and analytics. In the present work, we will propose an approach integrating Big Data in the BPM lifecycle. The approach relies on how to incorporate the aspect of Big Data in all steps of Business Process Management, thus fostering Business Process Modeling adaptability.