diff --git a/src/main/java/com/corewing/app/util/OSSUploadUtil.java b/src/main/java/com/corewing/app/util/OSSUploadUtil.java
index f93981d..15a76b1 100644
--- a/src/main/java/com/corewing/app/util/OSSUploadUtil.java
+++ b/src/main/java/com/corewing/app/util/OSSUploadUtil.java
@@ -24,6 +24,7 @@ public class OSSUploadUtil {
      * AccessKey ID LTAI5tKUhXrGxZ5Gj3exWpkG
      * AccessKey Secret PaBTMp3BhcOUgLQhJWmOkhfJhTlzhV
      */
+    private static final String OSS_COREWING = "oss.corewing.com";
     private static final String ENDPOINT = "oss-cn-shenzhen.aliyuncs.com"; // 地域节点
     private static final String ACCESS_KEY_ID = "LTAI5tKUhXrGxZ5Gj3exWpkG";     // 替换为你的 AccessKey ID
     private static final String ACCESS_KEY_SECRET = "PaBTMp3BhcOUgLQhJWmOkhfJhTlzhV"; // 替换为你的 AccessKey Secret
@@ -53,7 +54,7 @@ public class OSSUploadUtil {
                     CannedAccessControlList.PublicRead    // 公共可读权限
             );
             // 生成文件访问 URL（公网访问需 Bucket 设为公共读）
-            return String.format("https://%s.%s/%s", BUCKET_NAME, ENDPOINT, objectName);
+            return String.format("https://%s/%s", OSS_COREWING, objectName);
         } finally {
             // 关闭 OSS 客户端，释放资源
             if (ossClient != null) {
@@ -78,7 +79,7 @@ public class OSSUploadUtil {
                     objectName,                           // 刚上传的文件路径
                     CannedAccessControlList.PublicRead    // 公共可读权限
             );
-            return String.format("https://%s.%s/%s", BUCKET_NAME, ENDPOINT, objectName);
+            return String.format("https://%s/%s", OSS_COREWING, objectName);
         } finally {
             if (ossClient != null) {
                 ossClient.shutdown();