diff --git a/src/zip_util.rs b/src/zip_util.rs
index 41b2573..c7d40c7 100644
--- a/src/zip_util.rs
+++ b/src/zip_util.rs
@@ -33,7 +33,7 @@ pub fn tar_file(target: &str, tar_file: &str) -> XResult<()> {
     let target_tar_gz = File::create(target)?;
     let enc = GzEncoder::new(target_tar_gz, Compression::default());
     let mut tar = tar::Builder::new(enc);
-    tar.append_path(tar_file)?;
+    tar.append_dir_all("", tar_file)?;
     Ok(())
 }