Update README.md

README.md

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 This project is part of [FIWARE](https://www.fiware.org/). For more information check the FIWARE Catalogue entry for the
 [Core Context Management](https://github.com/Fiware/catalogue/tree/master/core).
 
-| :books: [Documentation](https://fiware-sth-comet.readthedocs.io) | :mortar_board: [Academy](https://fiware-academy.readthedocs.io/en/latest/core/sth-comet) | :whale: [Docker Hub](https://hub.docker.com/r/fiware/sth-comet/) | :dart: [Roadmap](https://github.com/telefonicaid/fiware-sth-comet/blob/master/doc/roadmap.md) |
-| --------------------------------------------------------- | ---------------------------------------------------------------------------------------- | ---------------------------------------------------------------- | --------------------------------------------------------------------------------------------- |
+| :books: [Documentation](https://fiware-sth-comet.readthedocs.io) | :mortar_board: [Academy](https://fiware-academy.readthedocs.io/en/latest/core/sth-comet) | <img style="height:1em" src="https://quay.io/static/img/quay_favicon.png"/> [quay.io](https://quay.io/repository/fiware/sth-comet) | :whale: [Docker Hub](https://registry.hub.docker.com/r/telefonicaiot/fiware-sth-comet) | :dart: [Roadmap](https://github.com/telefonicaid/fiware-sth-comet/blob/master/doc/roadmap.md) |
+| --------------------------------------------------------- | ---------------------------------------------------------------------------------------- | ---------------------------------------------------------------- | --------------------------------------------------------------------------------------------- | --- |
 
 
 # Contents