diff --git a/docker/README.md b/docker/README.md
index 011857a..a3829fb 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -1,6 +1,11 @@
 # PiGallery2 docker installation [![Docker build](https://github.com/bpatrik/pigallery2/workflows/docker-buildx/badge.svg)](https://github.com/bpatrik/pigallery2/actions)
 
-You can use [docker](https://docs.docker.com/install/) to run PiGallery2. See all available docker tags here: https://hub.docker.com/r/bpatrik/pigallery2/tags/
+You can use [docker](https://docs.docker.com/install/) to run PiGallery2. See all available docker tags [here](https://hub.docker.com/r/bpatrik/pigallery2/tags/).
+available tags:
+ - `v*` (stable): built from the a release with the same version name.
+ - `latest` (stable): same as the latest `v*`, built with debian stretch
+ - `nightly` : built from the current state of `master`. This might break from time to time. 
+
 We support multiple architectures, including `amd64`, `arm32v7`, `arm64v8`.