diff --git a/api-web/api-interface/src/main/java/com/heyu/api/controller/doc/DocClassifyController.java b/api-web/api-interface/src/main/java/com/heyu/api/controller/doc/DocClassifyController.java
index 960ade7..d99c199 100644
--- a/api-web/api-interface/src/main/java/com/heyu/api/controller/doc/DocClassifyController.java
+++ b/api-web/api-interface/src/main/java/com/heyu/api/controller/doc/DocClassifyController.java
@@ -5,7 +5,9 @@ import com.heyu.api.baidu.request.doc.BDocClassifyRequest;
 import com.heyu.api.baidu.response.doc.BDocClassifyResp;
 import com.heyu.api.controller.BaseController;
 import com.heyu.api.data.annotation.CacheResult;
+import com.heyu.api.data.annotation.EbAuthentication;
 import com.heyu.api.data.annotation.NotIntercept;
+import com.heyu.api.data.constants.ApiConstants;
 import com.heyu.api.data.utils.R;
 import com.heyu.api.data.utils.StringUtils;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -42,6 +44,7 @@ public class DocClassifyController extends BaseController {
      */
     @RequestMapping("/classify")
     @CacheResult
+    @EbAuthentication(tencent = ApiConstants.TENCENT_AUTH)
     public R<BDocClassifyResp> classify(BDocClassifyRequest request) {
         if (request == null || (isBlank(request.getImageBase64()) && isBlank(request.getImageUrl()))) {
             return R.error("image 和 url 不能都为空");