diff --git a/lib/screencap/raster.js b/lib/screencap/raster.js
index 884abe3..ab7c319 100644
--- a/lib/screencap/raster.js
+++ b/lib/screencap/raster.js
@@ -34,12 +34,23 @@ var page           = new WebPage(),
 // Functions
 //
 function pickupNamedArguments() {
-    var i, pair;
-    for(i = 0; i < phantom.args.length; i++) {
-        pair = phantom.args[i].split(/=(.*)/);
-        args[pair[0]] = pair[1];
+    var pair, scriptArgs;
+    if (typeof phantom.args != 'undefined') {
+        // phantomjs < 2.0
+        scriptArgs = phantom.args;
+    } else {
+        // phantomjs 2.0
+        var system = require('system');
+        scriptArgs = system.args;
+        // remove first arg as always script name
+        scriptArgs.shift();
     }
 
+    scriptArgs.forEach(function(arg, i) {
+        pair = arg.split(/=(.*)/);
+        args[pair[0]] = pair[1];
+    });
+
     if(!args.width)        { args.width = 1024; }
     if(!args.dpi)          { args.dpi = 1; }
     if(args.url)           { args.url = decodeURIComponent(args.url); }