Docker pull warns about outdated schema manifest format

[panumjp]

Maybe it is a time to rebuild image?

$ docker  pull weaveworksplugins/scope-iowait:latest
latest: Pulling from weaveworksplugins/scope-iowait
Image docker.io/weaveworksplugins/scope-iowait:latest uses outdated schema1 manifest format. Please upgrade to a schema2 image for better future compatibility. More information at https://docs.docker.com/registry/spec/deprecated-schema-v1/
985c5f84712b: Pull complete 
a3ed95caeb02: Pull complete 
7864cda69984: Pull complete 
5650e7a12a4a: Pull complete 
Digest: sha256:ed0263db192c93ec5ea03f5d33ac0acb791dc01473ba4b61389f9140c2aba048
Status: Downloaded newer image for weaveworksplugins/scope-iowait:latest
docker.io/weaveworksplugins/scope-iowait:latest