diff --git a/src/write.rs b/src/write.rs
index f753cb83..b6fbf883 100644
--- a/src/write.rs
+++ b/src/write.rs
@@ -21,7 +21,7 @@ use std::default::Default;
 use std::fmt::{Debug, Formatter};
 use std::io;
 use std::io::prelude::*;
-use std::io::{BufReader, Cursor, SeekFrom};
+use std::io::{BufReader, SeekFrom};
 use std::marker::PhantomData;
 use std::mem;
 use std::str::{from_utf8, Utf8Error};
@@ -884,7 +884,7 @@ impl<W: Write + Seek> ZipWriter<W> {
                         // Add an extra field to the extra_data, per APPNOTE 4.6.11
                         let mut pad_body = vec![0; pad_length - 4];
                         if pad_body.len() >= 2 {
-                            Cursor::new(&mut pad_body).write_u16_le(options.alignment)?;
+                            pad_body[0..2].copy_from_slice(&options.alignment.to_le_bytes());
                         }
                         writer.write_u16_le(0xa11e)?;
                         writer