Flowing Lava Kills Moss Block

How To Reproduce:-

1:- Make or dig a 3x1 area.

2:- Now place lava and make sure it flows.

3:- Now place a Moss Block on the flowing lava and observe.

 

Observed Results:-

Flowing Lava Kills/destroys the moss block.

 

Expected Results:-

Flowing lava should not kill/destroy the moss block.