diff --git a/source/_addons/homematic.markdown b/source/_addons/homematic.markdown
index 8cf3c3b9b32..6a92bbff817 100644
--- a/source/_addons/homematic.markdown
+++ b/source/_addons/homematic.markdown
@@ -57,7 +57,7 @@ Use the following configuration in Home Assistant to use it:
 ```yaml
 homematic:
   interfaces:
-    BidCoS-RF:
+    rf:
       host: core-homematic
       port: 2001
 ```