diff --git a/Cute-React/MobX-Learning/demo/package.json b/Cute-React/MobX-Learning/demo/package.json
index 2e152f9c..c96d2dff 100644
--- a/Cute-React/MobX-Learning/demo/package.json
+++ b/Cute-React/MobX-Learning/demo/package.json
@@ -18,7 +18,7 @@
     "babel-preset-env": "^1.7.0",
     "babel-preset-react": "^6.24.1",
     "webpack": "^4.41.1",
-    "webpack-cli": "^3.3.9"
+    "webpack-cli": "^4.0.0"
   },
   "dependencies": {
     "mobx": "^5.14.0",