diff --git a/package.json b/package.json
index 6a4d65f44c..b5cf140678 100644
--- a/package.json
+++ b/package.json
@@ -6,10 +6,10 @@
     "sub:update": "git submodule update --remote",
     "sub:pull": "git submodule foreach git pull",
     "postinstall": "npm run sub:init",
-    "build": "gulp build && webpack --config webpack.config.js",
-    "build:watch": "gulp build && webpack --config webpack.config.js --watch",
-    "build:prod": "gulp build && cross-env NODE_ENV=production webpack --config webpack.config.js",
-    "build:prod:watch": "gulp build && cross-env NODE_ENV=production webpack --config webpack.config.js --watch",
+    "build": "gulp build && webpack",
+    "build:watch": "gulp build && webpack --watch",
+    "build:prod": "gulp build && cross-env NODE_ENV=production webpack",
+    "build:prod:watch": "gulp build && cross-env NODE_ENV=production webpack --watch",
     "clean:l10n": "git push origin --delete l10n_master",
     "dist": "npm run build:prod && gulp dist",
     "dist:firefox": "npm run build:prod && gulp dist:firefox",