diff --git a/pkg/service/file/file.go b/pkg/service/file/file.go
index 8c76a5fa..83ea18e9 100644
--- a/pkg/service/file/file.go
+++ b/pkg/service/file/file.go
@@ -260,7 +260,7 @@ func TusUpload(ctx *gin.Context) {
 		service.Error(ctx, errors.New(common.ERROR_OPEN_FILE))
 		return
 	}
-	if uploadOffset == 1 {
+	if uploadOffset == 0 && len(b) > 0 {
 		if strings.HasSuffix(strings.ToLower(path), ".mp4") {
 			if err != nil {
 				service.Error(ctx, errors.New(common.ERROR_OPEN_FILE))