diff --git a/Leaflet.MakiMarkers.js b/Leaflet.MakiMarkers.js
index 25f53ab..cef438d 100644
--- a/Leaflet.MakiMarkers.js
+++ b/Leaflet.MakiMarkers.js
@@ -3,9 +3,10 @@
  *
  * References:
  *   Maki Icons: https://www.mapbox.com/maki/
- *   MapBox Marker API: https://www.mapbox.com/developers/api/static/#markers
+ *   Mapbox Marker API: https://www.mapbox.com/api-documentation/#retrieve-a-standalone-marker
  *
  * Usage:
+ *   L.MakiMarkers.accessToken = "<YOUR_ACCESS_TOKEN>";
  *   var icon = L.MakiMarkers.icon({icon: "rocket", color: "#b0b", size: "m"});
  *
  * License:
@@ -32,6 +33,7 @@
       "swimming","telephone","tennis","theatre","toilets","town-hall","town","triangle-stroked",
       "triangle","village","warehouse","waste-basket","water","wetland","zoo"
     ],
+    accessToken: null,
     defaultColor: "#0a0",
     defaultIcon: "circle-stroked",
     defaultSize: "m",
@@ -50,8 +52,6 @@
     }
   };
 
-  L.MakiMarkers.accessToken = null;
-
   L.MakiMarkers.Icon = L.Icon.extend({
     options: {
       //Mapbox API access token, see https://www.mapbox.com/api-documentation/?language=CLI#access-tokens
@@ -94,7 +94,6 @@
           break;
       }
 
-
       pin = "pin-" + options.size;
 
       if (options.icon !== null) {
@@ -109,8 +108,6 @@
         pin += "+" + options.color;
       }
 
-
-
       options.iconUrl = "" + L.MakiMarkers.apiUrl + pin +  ".png" + tokenQuery;
       options.iconRetinaUrl = L.MakiMarkers.apiUrl + pin + "@2x.png" + tokenQuery;
     }
diff --git a/README.md b/README.md
index 047f5ef..e0b766c 100644
--- a/README.md
+++ b/README.md
@@ -1,15 +1,17 @@
 # Leaflet.MakiMarkers
 
-[Leaflet](http://www.leafletjs.com) plugin to create map icons using [Maki Icons](https://www.mapbox.com/maki/) from Mapbox. Markers are retrieved from Mapbox's [Static Marker API](https://www.mapbox.com/developers/api/static/#markers).
+[Leaflet](http://www.leafletjs.com) plugin to create map icons using [Maki Icons](https://www.mapbox.com/maki/) from Mapbox. Markers are retrieved from Mapbox's [Static Marker API](https://www.mapbox.com/api-documentation/#retrieve-a-standalone-marker).
 
-[![Screenshot](https://raw.github.com/jseppi/Leaflet.MakiMarkers/master/images/screenshot.png "Screenshot of MakiMarkers")](http://jsfiddle.net/Zhzvp/)
+[![Screenshot](https://raw.github.com/jseppi/Leaflet.MakiMarkers/master/images/screenshot.png "Screenshot of MakiMarkers")]
 
 ## Usage
 
-Simply include `Leaflet.MakiMarkers.js` in your page after you include `Leaflet.js`: `<script src="Leaflet.MakiMarkers.js"></script>`
+Include `Leaflet.MakiMarkers.js` in your page after you include `Leaflet.js`: `<script src="Leaflet.MakiMarkers.js"></script>`
+
+The most recent version of Mapbox's static API (v4) requires that a valid access token be specified with every request. Please see https://www.mapbox.com/api-documentation/?language=CLI#access-tokens for more information.
 
 ```js
-//First, specify a valid Mapbox API access token (see https://www.mapbox.com/api-documentation/?language=CLI#access-tokens)
+//First, specify your Mapbox API access token
 L.MakiMarkers.accessToken = "<YOUR_ACCESS_TOKEN>";
 
 // Specify a Maki icon name, hex color, and size (s, m, or l).
@@ -20,8 +22,6 @@ var icon = L.MakiMarkers.icon({icon: "rocket", color: "#b0b", size: "m"});
 L.marker([30.287, -97.72], {icon: icon}).addTo(map);
 ```
 
-[JSFiddle Demo](http://jsfiddle.net/Zhzvp/26/)
-
 ## Requirements
 
 [Leaflet](http://www.leafletjs.com) 0.5+