diff --git a/index.js b/index.js
index 03d4c38..7506a79 100644
--- a/index.js
+++ b/index.js
@@ -95,8 +95,8 @@ function parse(str, options) {
 /**
  * Serialize data into a cookie header.
  *
- * Serialize the a name value pair into a cookie string suitable for
- * http headers. An optional options object specified cookie parameters.
+ * Serialize a name value pair into a cookie string suitable for
+ * http headers. An optional options object specifies cookie parameters.
  *
  * serialize('foo', 'bar', { httpOnly: true })
  *   => "foo=bar; httpOnly"