Particle direction is off

Some particle that made by particle command like minecraft:enchanting_table_particle is moving strange direction.
They moved into under in old version,but now they move into diagonal.

Steps to Reproduce:
1.put the repeat commandblock
2.put particle command like in[/particle minecraft:enchanting_table_particle] in command block
3.particle was made in command,but they move into diagonal.{

Observed Results:
Some particle command makes wrong direction particle.
(some particle go true direction.but some particle go false direction)

Observed Results:
most paticle go down.