Updated ProtoBuf.js dependency to latest released version
diff --git a/src/node/package.json b/src/node/package.json
index 7d4a493..6b54570 100644
--- a/src/node/package.json
+++ b/src/node/package.json
@@ -27,7 +27,7 @@
     "bindings": "^1.2.0",
     "lodash": "^3.9.3",
     "nan": "^1.5.0",
-    "protobufjs": "dcodeIO/ProtoBuf.js"
+    "protobufjs": "^4.0.0"
   },
   "devDependencies": {
     "async": "^0.9.0",