diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3c3629e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+node_modules
diff --git a/index.js b/index.js
index d9ca910..1f88cd3 100644
--- a/index.js
+++ b/index.js
@@ -107,11 +107,13 @@ function encodeTorrentFile (parsed) {
     info: parsed.info
   }
 
-  torrent['announce-list'] = (parsed.announce || []).map(function (url) {
-    if (!torrent.announce) torrent.announce = url
-    url = new Buffer(url, 'utf8')
-    return [ url ]
-  })
+  if (parsed.announce.length > 0) {
+    torrent['announce-list'] = (parsed.announce || []).map(function (url) {
+      if (!torrent.announce) torrent.announce = url
+      url = new Buffer(url, 'utf8')
+      return [ url ]
+    })
+  }
 
   torrent['url-list'] = parsed.urlList || []
 
diff --git a/test/encode.js b/test/encode.js
index 7b9362d..c819998 100644
--- a/test/encode.js
+++ b/test/encode.js
@@ -4,9 +4,12 @@ var test = require('tape')
 
 test('encode', function (t) {
   var parsedTorrent = parseTorrentFile(fixtures.leaves.torrent)
+
   var buf = parseTorrentFile.encode(parsedTorrent)
   var doubleParsedTorrent = parseTorrentFile(buf)
 
+  console.log(buf.length, fixtures.leaves.torrent.length)
+  t.deepEqual(buf, fixtures.leaves.torrent)
   t.deepEqual(doubleParsedTorrent, parsedTorrent)
   t.end()
 })