diff --git a/stores/bluetooth.js b/stores/bluetooth.js
index 5383a0b..144368f 100644
--- a/stores/bluetooth.js
+++ b/stores/bluetooth.js
@@ -379,6 +379,7 @@ export const useBluetoothStore = defineStore('ble', {
         this.getBluetoothStatus()
         return
       }
+      this.deviceList = []
       uni.startBluetoothDevicesDiscovery({
         success: function (res) {
           setTimeout(() => {