diff --git a/package.json b/package.json
index bb14dd45..c6771f16 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "es6-shim": "0.35.1",
     "reflect-metadata": "0.1.8",
     "rxjs": "5.0.0-beta.11",
-    "zone.js": "0.6.22",
+    "zone.js": "0.6.23",
     "systemjs": "0.19.38"
   },
   "devDependencies": {