diff --git a/package.json b/package.json
index 13ac41a..94c4487 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "mocha": "^3.4.2",
     "socket.io": "^1.4.8",
     "socket.io-client": "^1.4.8",
-    "webpack-stream": "^3.2.0"
+    "webpack-stream": "^6.0.0"
   },
   "dependencies": {
     "fast-diff": "^1.0.1",