diff --git a/connection/1_connection_tcp.ts b/connection/1_connection_tcp.ts
index de33fd80..486a6416 100644
--- a/connection/1_connection_tcp.ts
+++ b/connection/1_connection_tcp.ts
@@ -88,6 +88,7 @@ export class ConnectionTCP implements Connection {
           }
         }
       } while (this.connected);
+      this.stateChangeHandler?.(false);
     });
     this.#connection = connection;
   }