diff --git a/bower.json b/bower.json
index 44e41b3..1c37e9c 100644
--- a/bower.json
+++ b/bower.json
@@ -16,7 +16,7 @@
     "./pretender.js"
   ],
   "dependencies": {
-    "FakeXMLHttpRequest": "^1.3.0",
+    "FakeXMLHttpRequest": "^1.4.0",
     "route-recognizer": "~0.1.1"
   },
   "devDependencies": {
diff --git a/package.json b/package.json
index b26c22b..4c40b7c 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "qunitjs": "^1.20.0"
   },
   "dependencies": {
-    "fake-xml-http-request": "^1.3.0",
+    "fake-xml-http-request": "^1.4.0",
     "route-recognizer": "^0.1.9"
   },
   "jspm": {