diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/http/TrainHttpService.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/http/TrainHttpService.java
index ff844d76f..5528cda84 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/http/TrainHttpService.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/http/TrainHttpService.java
@@ -100,6 +100,8 @@ public class TrainHttpService {
      * 登录 POST
      */
     public AigcLoginRespVO login(Map<String, String> headers){
+        headers.put("Content-Type", "application/json");
+        headers.put("Pragma", "no-cache");
         String login = llmBackendProperties.getLogin();
         AigcLoginReqVO req = new AigcLoginReqVO(llmBackendProperties.getLoginUsername(), llmBackendProperties.getLoginPassword());
         String res = HttpUtils.post(login, headers,  JSON.toJSONString(req));