diff --git a/entsoe/src/main/java/org/openremote/extension/entsoe/agent/protocol/EntsoeAgentLink.java b/entsoe/src/main/java/org/openremote/extension/entsoe/agent/protocol/EntsoeAgentLink.java
index 39ef128..32ff175 100644
--- a/entsoe/src/main/java/org/openremote/extension/entsoe/agent/protocol/EntsoeAgentLink.java
+++ b/entsoe/src/main/java/org/openremote/extension/entsoe/agent/protocol/EntsoeAgentLink.java
@@ -43,7 +43,8 @@ public String getZone() {
         return zone;
     }
 
-    public void setZone(String zone) {
+    public EntsoeAgentLink setZone(String zone) {
         this.zone = zone;
+        return this;
     }
 }