diff --git a/README.md b/README.md
index dd29a27..e41e32e 100644
--- a/README.md
+++ b/README.md
@@ -662,6 +662,8 @@ desktop!
 * [wagl](https://github.com/ahmetalpbalkan/wagl/): Service discovery for docker swarm using DNS
 
 ## Metadata
+
+* [label-schema.org][labelschema] - a convention and shared namespace for Docker labels.
 * [MicroBadger][microbadger] - add metadata to Docker images using labels.
 
 # Slides
@@ -783,6 +785,7 @@ desktop!
 [ramitsurana]: https://github.com/ramitsurana
 [vegasbrianc]: https://github.com/vegasbrianc
 [microbadger]: https://microbadger.com
+[labelschema]: http://label-schema.org
 
 # Communities and Meetups