diff --git a/bundles/org.openhab.binding.loxone/src/main/java/org/openhab/binding/loxone/internal/LxDiscoveryParticipant.java b/bundles/org.openhab.binding.loxone/src/main/java/org/openhab/binding/loxone/internal/LxDiscoveryParticipant.java
index 8c84806878d7d..847b5d1c04b5e 100644
--- a/bundles/org.openhab.binding.loxone/src/main/java/org/openhab/binding/loxone/internal/LxDiscoveryParticipant.java
+++ b/bundles/org.openhab.binding.loxone/src/main/java/org/openhab/binding/loxone/internal/LxDiscoveryParticipant.java
@@ -71,7 +71,7 @@ public DiscoveryResult createResult(RemoteDevice device) {
             properties.put(Thing.PROPERTY_SERIAL_NUMBER, serial);
 
             return DiscoveryResultBuilder.create(uid).withProperties(properties).withLabel(label)
-                    .withRepresentationProperty(serial).build();
+                    .withRepresentationProperty(Thing.PROPERTY_SERIAL_NUMBER).build();
         }
         return null;
     }