diff --git a/takway/clients/web_socket_client_utils.py b/takway/clients/web_socket_client_utils.py
index adb393b..6f11545 100644
--- a/takway/clients/web_socket_client_utils.py
+++ b/takway/clients/web_socket_client_utils.py
@@ -177,6 +177,11 @@ class WebSocketClinet:
             if self.wakeup_event.is_set():
                 print(f"{datetime.now()}: Wake up by button.")
             else:
+                if self.sleep_event.is_set():
+                    print(f"{datetime.now()}: stay sleep mode.")
+                    recorder.hardware.long_power_status = False
+                    self.sleep_event.clear()
+                    continue
                 if recorder.is_wakeup(data):
                     recorder.hardware.long_power_status = True
                     self.wakeup_event.set()