diff --git a/example/checkbox/package.json b/example/checkbox/package.json
index 7dbea6a..628d101 100644
--- a/example/checkbox/package.json
+++ b/example/checkbox/package.json
@@ -4,15 +4,15 @@
     "start": "webpack-dev-server"
   },
   "dependencies": {
-    "babel": "^5.8.23",
-    "babel-eslint": "^4.1.3",
-    "eslint": "^1.8.0",
+    "babel": "^6.0.0",
+    "babel-eslint": "^5.0.0",
+    "eslint": "^7.3.0",
     "eslint-config-airbnb": "^0.1.0",
     "eslint-plugin-react": "^3.6.3",
     "react": "^15.2.0",
     "react-dom": "^15.2.0",
     "react-svg-morph": "^0.1.2",
     "webpack": "^1.12.2",
-    "webpack-dev-server": "^1.12.1"
+    "webpack-dev-server": "^4.0.0"
   }
 }