Logistic invoice verification customizing

Ask for Help:

Topic: Logistic invoice verification customizing : how to configure the automatic posting accounts of MIRO , except transaction OBYC ,to which , are there any other relevant configurations?

Now my problems is , when change the G/L account of purchase input tax, the path : SPRO---materials management - configure automatic posting (OBYC) -

---

Purchase input tax accounts --accounts assignment, I changed the account A to B, and saved .after that do the MIRO ,still the purchase input tax was kept accounts in the original A, not B I wanted, we guess whether there are some more relevant configurations somewhere .

anyone can give an answer?

maybe it's a FI problems ,or MM.

Thanks & Regards