diff --git a/file/upload.go b/file/upload.go
index 80e9d8d..575f508 100644
--- a/file/upload.go
+++ b/file/upload.go
@@ -155,7 +155,7 @@ func (u *Uploader) Upload() (UploadResponse, error) {
 
 		partSeq, err := strconv.Atoi(uploadResp.PartSeq)
 		if err != nil {
-			log.Fatalln("strconv.Atoi failed, err:", err)
+			log.Println("strconv.Atoi failed, err:", err)
 			return ret, err
 		}