What should the ScrumMaster say next? I am the ScrumMaster. That makes you the ScrumSlave. I order you to participate. Since you're only a tester, we don't need you until later. Give me your testing estimates offline and I'll add them to the last phase of the project plan. It's important to maximize resource utilization. Maybe your background and skills were mostly in testing, but now you are a Scrum team member. A Scrum Development Team is collectively responsible for thin slices of properly tested product every Sprint. Let's ask the team what they think of your involvement