diff --git a/README.md b/README.md
index d8e634a..abdb2ea 100644
--- a/README.md
+++ b/README.md
@@ -1,13 +1,13 @@
 # millisecond
 
-[![Made by unshift][made-by]](http://unshift.io)[![Version npm][version]](http://browsenpm.org/package/millisecond)[![Build Status][build]](https://travis-ci.org/unshiftio/millisecond)[![Dependencies][david]](https://david-dm.org/unshiftio/millisecond)[![Coverage Status][cover]](https://coveralls.io/r/unshiftio/millisecond?branch=master)[![IRC channel][irc]](http://webchat.freenode.net/?channels=unshift)
+[![Made by unshift][made-by]](http://unshift.io)[![Version npm][version]](http://browsenpm.org/package/millisecond)[![Build Status][build]](https://travis-ci.org/unshiftio/millisecond)[![Dependencies][david]](https://david-dm.org/unshiftio/millisecond)[![Coverage Status][cover]](https://coveralls.io/r/unshiftio/millisecond?branch=master)[![IRC channel][irc]](https://webchat.freenode.net/?channels=unshift)
 
 [made-by]: https://img.shields.io/badge/made%20by-unshift-00ffcc.svg?style=flat-square
-[version]: http://img.shields.io/npm/v/millisecond.svg?style=flat-square
-[build]: http://img.shields.io/travis/unshiftio/millisecond/master.svg?style=flat-square
+[version]: https://img.shields.io/npm/v/millisecond.svg?style=flat-square
+[build]: https://img.shields.io/travis/unshiftio/millisecond/master.svg?style=flat-square
 [david]: https://img.shields.io/david/unshiftio/millisecond.svg?style=flat-square
-[cover]: http://img.shields.io/coveralls/unshiftio/millisecond/master.svg?style=flat-square
-[irc]: http://img.shields.io/badge/IRC-irc.freenode.net%23unshift-00a8ff.svg?style=flat-square
+[cover]: https://img.shields.io/coveralls/unshiftio/millisecond/master.svg?style=flat-square
+[irc]: https://img.shields.io/badge/IRC-irc.freenode.net%23unshift-00a8ff.svg?style=flat-square
 
 Parse strings that indicate a time to their millisecond equivalents.
 
@@ -65,6 +65,11 @@ It understands the following strings:
 - `x days`
 - `x day`
 - `x d`
+- `x weeks`
+- `x week`
+- `x wks`
+- `x wk`
+- `x w`
 - `x years`
 - `x year`
 - `x yrs`
diff --git a/index.js b/index.js
index ff1036f..9a1743c 100644
--- a/index.js
+++ b/index.js
@@ -10,11 +10,12 @@ module.exports = function millisecond(ms) {
 
   if ('string' !== typeof ms || '0' === ms || +ms) return +ms;
 
-  var match = /^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(ms)
+  var match = /^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|wks?|w|years?|yrs?|y)?$/i.exec(ms)
     , second = 1000
     , minute = second * 60
     , hour = minute * 60
     , day = hour * 24
+    , week = day * 7
     , year = day * 365
     , amount;
 
@@ -30,6 +31,13 @@ module.exports = function millisecond(ms) {
     case 'y':
       return amount * year;
 
+    case 'weeks':
+    case 'week':
+    case 'wks':
+    case 'wk':
+    case 'w':
+      return amount * week;
+
     case 'days':
     case 'day':
     case 'd':
diff --git a/test.js b/test.js
index 0f4d324..f0b69ca 100644
--- a/test.js
+++ b/test.js
@@ -49,6 +49,14 @@ describe('millisecond', function () {
     assume(ms('2days')).to.equal(172800000);
   });
 
+  it('should convert w to ms', function () {
+    assume(ms('1w')).to.equal(604800000);
+    assume(ms('1wk')).to.equal(604800000);
+    assume(ms('1wks')).to.equal(604800000);
+    assume(ms('1week')).to.equal(604800000);
+    assume(ms('1weeks')).to.equal(604800000);
+  });
+
   it('should convert y to ms', function () {
     assume(ms('1y')).to.equal(31536000000);
     assume(ms('1yr')).to.equal(31536000000);