diff --git a/package.json b/package.json
index 9c200e0..b4f32e7 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,6 @@
     "connect": "~2.9.0",
     "socket.io": "~0.9.16",
     "sockjs": "~0.3.8",
-    "lodash": "~2.2.1"
+    "lodash": "~4.17.19"
   }
 }