diff --git a/libraries/mogo-adas/src/main/java/com/zhidao/support/adas/high/AdasChannel.java b/libraries/mogo-adas/src/main/java/com/zhidao/support/adas/high/AdasChannel.java
index e0cab876c4..2c583fc3ce 100644
--- a/libraries/mogo-adas/src/main/java/com/zhidao/support/adas/high/AdasChannel.java
+++ b/libraries/mogo-adas/src/main/java/com/zhidao/support/adas/high/AdasChannel.java
@@ -2984,9 +2984,7 @@ public class AdasChannel implements IAdasNetCommApi, FpgaSocket.IWebSocketConnec
     @Override
     public long sendSsmFuncOtaDownloadResponse(@NonNull String token, @NonNull SsmInfo.IfUpgrade ifUpgrade) {
         SsmInfo.OtaDownloadResponse.Builder builder = SsmInfo.OtaDownloadResponse.newBuilder();
-        if (!TextUtils.isEmpty(token)) {
-            builder.setToken(token);
-        }
+        builder.setToken(TextUtils.isEmpty(token) ? String.valueOf(System.currentTimeMillis()) : token);
         builder.setIfUpgrade(ifUpgrade);
         return sendSsmFuncMsg(false, system_master.SsmInfo.MessageType.OTA_DOWNLOAD_RESPONSE, builder.build().toByteString());
     }