Failed to initialize build 'vsphere-iso': error initializing builder 'vsphere-iso'

Getting this error when running packer. I am on 1.54

why is this happening?

packer build -var-file=vars.json windows-server-2016.json

Failed to initialize build ‘vsphere-iso’: error initializing builder ‘vsphere-iso’: Incompatible API version with plugin. Plugin version: 4, Ours: 5