diff --git a/README.md b/README.md
index 2fb7379..4a47bb9 100644
--- a/README.md
+++ b/README.md
@@ -131,7 +131,5 @@ includes Shields-related and non-Shields-related resources._
 
 ### Achievement badges
 
-- [Open Badges](https://openbadges.org/) – A specification for
-  verifiable digital badges.
 - [Badgr](https://www.badgr.org/) – A service for creating verifiable
   achievement badges, based on the Open Badges specification.