diff --git a/package.json b/package.json
index 6d18348e..d1400648 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "ismobilejs": "^0.4.1",
     "isomorphic-fetch": "^2.2.1",
     "jsdom": "^9.12.0",
-    "less": "^2.7.2",
+    "less": "^3.0.2",
     "less-loader": "^2.2.3",
     "lint-staged": "^3.6.1",
     "mocha": "^3.4.2",
@@ -81,7 +81,7 @@
     "svgo-loader": "^1.2.1",
     "url-loader": "^0.5.9",
     "webpack": "^1.14.0",
-    "webpack-dev-server": "^1.16.2"
+    "webpack-dev-server": "^4.0.0"
   },
   "files": ["dist"],
   "lint-staged": {