The capes of players shake violently after respawning in certain cases or when players enter your render distance

The bug

The player cape shakes violently up and down after the player respawns in certain cases.

To reproduce

1. Have a cape enabled.
2. Activate third person mode to make reproduction of the issue easier.
3. Set the spawnpoint.
4. /kill.
5. The cape shakes up and down violently.

Expected result

The cape would stay still or at least move only once after the player respawns.