diff --git a/README.rdoc b/README.rdoc
index f4aea5a..744cb5d 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -8,6 +8,7 @@ The following member organisations are using hitobito:
 - Cevi Region Bern
 - Cevi Alpin
 - Cevi Region AG-SO-LU-ZG
+- Cevi Region Ostschweiz
 - Cevi Schweiz
 
 === Cevi Organization Hierarchy