diff --git a/package.json b/package.json
index 3065c8f..0ba8a12 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,6 @@
     "node": "4.5.x"
   },
   "dependencies": {
-    "express": "4.14.x"
+    "express": "4.15.x"
   }
 }