problem with mininet-wifi installation

[Alka Sharma]

Good evening sir

Most humbly it is stated that I am facing some issues in running my Mininet-Wifi  the error is -

mn: error: no such option: --wifi, 

I have followed the exact steps mentioned in the repository  for the installtion .

git clone git://github.com/intrig-unicamp/mininet-wifi

cd mininet-wifi

sudo util/install.sh -Wlnfv

 

otherwise sudo mn command is working fine. I am attaching my screenshot for your reference

Kindly help me rectifiy this error, I'll be highly obliged 

Eagerly waiting for the reply sir 

Thanks and regards