diff --git a/src/jlgraphic/message/BasicMessageClient.ts b/src/jlgraphic/message/BasicMessageClient.ts
index 9d3690e..557c61b 100644
--- a/src/jlgraphic/message/BasicMessageClient.ts
+++ b/src/jlgraphic/message/BasicMessageClient.ts
@@ -127,8 +127,8 @@ export class SubscriptionClient {
 
   trySubscribe(): void {
     if (this.mc.connected) {
-      this.unsubscriptor = this.mc.subscribe(this.destination, () => {
-        this.handleMessage;
+      this.unsubscriptor = this.mc.subscribe(this.destination, (data) => {
+        this.handleMessage(data);
       });
     }
   }