diff --git a/modules/storage/obs.go b/modules/storage/obs.go
index 2868e3ec2..c0508e81c 100755
--- a/modules/storage/obs.go
+++ b/modules/storage/obs.go
@@ -342,7 +342,7 @@ func GetAllObjectByBucketAndPrefix(bucket string, prefix string) ([]FileInfo, er
 			for _, val := range output.Contents {
 				var isDir bool
 				log.Info("val.key=" + val.Key)
-				if val.Key == prefix {
+				if prefixLen == len(val.Key) {
 					continue
 				}