diff --git a/src/judas_server/backend/handler/hello_handler.py b/src/judas_server/backend/handler/hello_handler.py
index 747632f..a9d78a1 100644
--- a/src/judas_server/backend/handler/hello_handler.py
+++ b/src/judas_server/backend/handler/hello_handler.py
@@ -44,7 +44,8 @@ class HelloHandler(BaseHandler):
         # check if client already connected, if so disconnect old client and register new one
         if (
             client.id in self.backend_server.clients
-            and self.backend_server.clients[client.id].status == "connected"
+            and self.backend_server.clients[client.id].status
+            == ClientStatus.ONLINE
         ):
             old_client: Client = self.backend_server.clients[client.id]
             self.backend_server.logger.warning(