diff --git a/package.json b/package.json
index e2ba1f67..2a476a94 100644
--- a/package.json
+++ b/package.json
@@ -15,6 +15,7 @@
     "browserify": "^9.0.3",
     "chai": "^2.1.0",
     "coveralls": "^2.11.2",
+    "envify": "^3.4.0",
     "eslint": "^0.17.1",
     "iso": "^4.0.2",
     "istanbul": "^0.3.5",
@@ -27,16 +28,16 @@
     "url": "https://github.com/goatslacker/alt.git"
   },
   "scripts": {
-    "build": "npm run build-alt; npm run build-alt-runtime; npm run build-alt-browser; npm run build-alt-browser-with-addons",
+    "build": "npm run build-alt && npm run build-alt-runtime && npm run build-alt-browser && npm run build-alt-browser-with-addons",
     "build-alt": "babel ./src/alt.js > dist/alt.js",
     "build-alt-runtime": "babel --external-helpers src/alt.js > dist/alt-with-runtime.js",
-    "build-alt-browser": "NODE_ENV=production browserify src/alt.js -t babelify --outfile dist/alt-browser.js --standalone Alt",
-    "build-alt-browser-with-addons": "NODE_ENV=production browserify src/alt-with-addons.js -t babelify --outfile dist/alt-browser-with-addons.js --standalone Alt",
+    "build-alt-browser": "browserify src/alt.js -t [envify --NODE_ENV production ] -t babelify --outfile dist/alt-browser.js --standalone Alt",
+    "build-alt-browser-with-addons": "browserify src/alt-with-addons.js -t [envify --NODE_ENV production ] -t babelify --outfile dist/alt-browser-with-addons.js --standalone Alt",
     "coverage": "istanbul cover _mocha -- -u exports -R spec --compilers js:babel/register --require babel/external-helpers test",
     "lint": "eslint src mixins utils",
     "prepublish": "npm run test-build",
-    "test": "npm run build-alt-runtime; npm run tests-all",
-    "test-build": "npm run build; npm run tests-all",
+    "test": "npm run build-alt-runtime && npm run tests-all",
+    "test-build": "npm run build && npm run tests-all",
     "test-browser": "browserify test/browser/index.js -t babelify --outfile test/browser/tests.js",
     "tests-all": "mocha -u exports -R spec --compilers js:babel/register --require babel/external-helpers test"
   },