go get ...: undefined: client.Opt, client.WithAPIVersionNegotiation

[thediveo]

go version 1.16.6 linux/amd6 on fresh Ubuntu 21.04

go get github.com/wagoodman/dive
# github.com/wagoodman/dive/dive/image/docker
../../go/pkg/mod/github.com/wagoodman/dive@v0.10.0/dive/image/docker/engine_resolver.go:53:19: undefined: client.Opt
../../go/pkg/mod/github.com/wagoodman/dive@v0.10.0/dive/image/docker/engine_resolver.go:81:34: undefined: client.WithAPIVersionNegotiation

[thediveo]

• trying to go get github.com/wagoodman/dive@master fails, too.
• cloning the module and then running go install . inside the repository works, though.