diff --git a/lib/request.js b/lib/request.js
index da83e71..2054b6d 100644
--- a/lib/request.js
+++ b/lib/request.js
@@ -22,6 +22,7 @@ module.exports = function(location, options, callback) {
 
   request.open(requestMethod.toUpperCase(), location, true)
   request.setRequestHeader("X-Requested-With", "XMLHttpRequest")
+  request.setRequestHeader("X-PJAX", "true")
 
   // Add the request payload if available
   if (options.requestPayloadString != undefined && options.requestPayloadString != "") {