diff --git a/src/main/java/Tools/MaxKb/Service/Impl/MaxKbImpl.java b/src/main/java/Tools/MaxKb/Service/Impl/MaxKbImpl.java
index fa7903ea..856876b3 100644
--- a/src/main/java/Tools/MaxKb/Service/Impl/MaxKbImpl.java
+++ b/src/main/java/Tools/MaxKb/Service/Impl/MaxKbImpl.java
@@ -181,7 +181,7 @@ public class MaxKbImpl {
     public static String _bach(String authCode, String zskId, String body) {
         System.out.println("发送的body="+body);
         String url = baseUrl + "/api/dataset/" + zskId + "/document/_bach";
-        HttpResponse response = HttpRequest.put(url)
+        HttpResponse response = HttpRequest.post(url)
                 .header("Accept", "application/json, text/plain, */*")
                 .header("Accept-Encoding", "gzip,deflate")
                 .header("Accept-Language", "zh-CN,zh;q=0.9")