SSH warning - WARNING: REMOTE HOST IDENTIFICATION HAS CHANGE

This a problem that can not access raspberry PI by ssh

MacBook-Pro-de-myname:~ myname$ ssh pi@192.168.xx.xx @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! Someone could be eavesdropping on you right now (man-in-the-middle attack)! It is also possible that a host key has just been changed. The fingerprint for the RSA key sent by the remote host is bx:fa:bx:b4:51:fe:xe:c7:1f:xx:ff:bf:4a:47:68:4a. Please contact your system administrator. Add correct host key in /Users/myname/.ssh/known_hosts to get rid of this message. Offending RSA key in /Users/myname/.ssh/known_hosts:1 RSA host key for 192.168.xx.xx has changed and you have requested strict checking. Host key verification failed.

seee on https://www.raspberrypi.org/forums/viewtopic.php?t=104253

1.

Need to delete perious ssh name in MAC (because Mac remember the old one)

You only need to code this on terminal
>> ssh-keygen -R {RPi-IP-Address}