diff --git a/configuration/restdocs.md b/configuration/restdocs.md
index 606b23628..ccc5cf133 100644
--- a/configuration/restdocs.md
+++ b/configuration/restdocs.md
@@ -15,6 +15,6 @@ The REST API also supports server-push, so you can subscribe yourself on change
 For further details, please check:
 
 * [The openHAB 1.x wiki REST API article](https://github.com/openhab/openhab/wiki/REST-API)
-* The interactive REST API documentation in your local installation, available through the openHAB 2 portal page
+* The interactive REST API documentation in your local installation, available through the openHAB 2 portal page (installable "Misc" extension)
 
 {% include contribution-wanted.html %}