diff --git a/src/views/home/components/Device.vue b/src/views/home/components/Device.vue
index 59ef4c0..d28f8a3 100644
--- a/src/views/home/components/Device.vue
+++ b/src/views/home/components/Device.vue
@@ -39,16 +39,16 @@ export default defineComponent({
     const handleReverse = () => {
       const index = data.videoList.findIndex((item) => item.deviceId === data.activeDeviceId)
       const len = data.videoList.length
-      if (len === 1) {
+      if (len <= 1) {
         return
       } else if (index === 0) {
-        data.videoDeviceId = data.deviceList[len - 1].deviceId
+        data.videoDeviceId = data.videoList[len - 1].deviceId
         emit('init', {
           cameraId: data.videoDeviceId,
           microphoneId: data.audioDeviceId
         })
       } else {
-        data.videoDeviceId = data.deviceList[0].deviceId
+        data.videoDeviceId = data.videoList[0].deviceId
         emit('init', {
           cameraId: data.videoDeviceId,
           microphoneId: data.audioDeviceId