It's not possible to save arrow edits on DMN Editor

Create/Open DMN. Drag and drop DMN Input Data node on canvas. Create DMN decision (e.g. using toolbox menu). Ensure both nodes above are connected with association and save the changes. Change different magnet on the source as well as on the target of association. Save the changes, close and open DMN back. Actual result The associations (arrows) are in the initial state. Expected result The associations (arrows) are in the last changed state.