**Is your feature request related to a problem? Please describe.** see https://github.com/home-assistant/frontend/issues/26478 See the figure from ha-Sankey-chart with markup. **Describe the solution you'd like** See your work in https://github.com/home-assistant/frontend/pull/26490 In addition to the work on ha energy dashboard, I hope this update will be available in this ha-Sankey chart integration.