diff --git a/package.json b/package.json
index cf391c53..4de43cd1 100644
--- a/package.json
+++ b/package.json
@@ -105,10 +105,10 @@
     "redux": "^3.6.0",
     "redux-thunk": "^2.0.0",
     "rimraf": "^2.5.4",
-    "sass-loader": "^4.0.0",
+    "sass-loader": "^6.0.7",
     "style-loader": "^0.13.1",
     "url-loader": "^0.5.6",
-    "webpack": "^1.12.14",
+    "webpack": "^4.0.0",
     "yargs": "^6.3.0"
   },
   "devDependencies": {