diff --git a/package.json b/package.json
index 4ac3f4d..b542662 100644
--- a/package.json
+++ b/package.json
@@ -23,6 +23,8 @@
   "scripts": {
     "start": "npm run watch",
     "test": "echo \"Error: no test specified\" && exit 1",
+    "ncu": "ncu -u",
+    "fixpack": "fixpack",
     "build:css1": "sass ./src/scss/App.scss ./src/assets/stylesheets/application.css",
     "build:css2": "sass ./src/scss/Responsive.scss ./src/assets/stylesheets/responsive.css",
     "build": "npm-run-all -p build:*",
@@ -40,12 +42,14 @@
     "release": "npm-run-all -s release:clean release:mkdir release:copy-* release:css* release:archive"
   },
   "devDependencies": {
-    "bestzip": "^2.2.0",
+    "bestzip": "^2.2.1",
     "cpx": "^1.5.0",
     "cross-conf-env": "^1.2.1",
+    "fixpack": "^4.0.0",
     "mkdirp": "^1.0.4",
+    "npm-check-updates": "^15.2.1",
     "npm-run-all": "^4.1.5",
     "rimraf": "^3.0.2",
-    "sass": "^1.38.0"
+    "sass": "^1.53.0"
   }
 }