diff --git a/par-core/src/main/java/com/par/core/storage/QiniuStorageService.java b/par-core/src/main/java/com/par/core/storage/QiniuStorageService.java
index c6f2926..05a7358 100644
--- a/par-core/src/main/java/com/par/core/storage/QiniuStorageService.java
+++ b/par-core/src/main/java/com/par/core/storage/QiniuStorageService.java
@@ -42,7 +42,7 @@ public class QiniuStorageService implements StorageService {
             default -> Region.autoRegion();
         };
         Configuration cfg = new Configuration(region);
-        this.ioHost = region.getIovipHost(ak);
+        this.ioHost = region.getIovipHost(null);
         this.uploadManager = new UploadManager(cfg);
         this.bucketManager = new BucketManager(auth, cfg);
         this.qiniuClient = new Client(cfg);