diff --git a/package.json b/package.json
index 1e15436..883deef 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "yellowlabtools",
-  "version": "1.8.0",
+  "version": "1.8.1",
   "description": "Online tool to audit a webpage for performance and front-end quality issues",
   "license": "GPL-2.0",
   "author": {
@@ -15,51 +15,55 @@
   "bin": {
     "yellowlabtools": "./bin/cli.js"
   },
+  "engines": {
+    "node": ">= 0.12.0"
+  },
   "main": "./lib/index.js",
   "dependencies": {
-    "angular": "1.4.5",
-    "angular-animate": "1.4.5",
-    "angular-chart.js": "0.8.4",
+    "angular": "1.4.7",
+    "angular-animate": "1.4.7",
+    "angular-chart.js": "0.8.5",
     "angular-local-storage": "0.2.2",
-    "angular-resource": "1.4.5",
-    "angular-route": "1.4.5",
-    "angular-sanitize": "1.4.5",
-    "async": "1.4.2",
-    "body-parser": "1.14.0",
+    "angular-resource": "1.4.7",
+    "angular-route": "1.4.7",
+    "angular-sanitize": "1.4.7",
+    "async": "1.5.0",
+    "body-parser": "1.14.1",
     "chart.js": "1.0.2",
-    "clean-css": "3.4.3",
+    "clean-css": "3.4.6",
     "color-diff": "0.1.7",
-    "compression": "1.5.2",
+    "compression": "1.6.0",
     "cors": "2.7.1",
     "debug": "2.2.0",
     "express": "4.13.3",
-    "imagemin": "3.2.0",
+    "imagemin": "3.2.2",
     "imagemin-jpegoptim": "4.0.0",
     "jstoxml": "0.2.3",
-    "lwip": "0.0.7",
-    "meow": "3.3.0",
-    "minimize": "1.7.1",
+    "lwip": "0.0.8",
+    "meow": "3.4.2",
+    "minimize": "1.7.4",
     "parse-color": "1.0.0",
-    "phantomas": "1.12.0",
-    "ps-node": "0.0.4",
+    "phantomas": "1.13.0",
+    "ps-node": "0.0.5",
     "q": "1.4.1",
-    "request": "2.62.0",
+    "request": "2.65.0",
     "rimraf": "2.4.3",
     "temporary": "0.0.8",
-    "uglify-js": "2.4.24"
+    "try-thread-sleep": "1.0.0",
+    "uglify-js": "2.5.0"
   },
   "devDependencies": {
-    "chai": "~3.2.0",
+    "chai": "~3.4.0",
     "grunt": "~0.4.5",
     "grunt-blanket": "~0.0.8",
     "grunt-contrib-clean": "~0.6.0",
     "grunt-contrib-concat": "~0.5.1",
-    "grunt-contrib-copy": "~0.8.1",
+    "grunt-contrib-copy": "~0.8.2",
     "grunt-contrib-cssmin": "~0.14.0",
-    "grunt-contrib-htmlmin": "~0.4.0",
+    "grunt-contrib-htmlmin": "~0.6.0",
     "grunt-contrib-jshint": "~0.11.3",
     "grunt-contrib-less": "~1.0.1",
-    "grunt-contrib-uglify": "~0.9.2",
+    "grunt-contrib-uglify": "~0.10.0",
     "grunt-env": "~0.4.4",
     "grunt-express": "~1.4.1",
     "grunt-filerev": "~2.3.1",
@@ -69,9 +73,9 @@
     "grunt-replace": "~0.11.0",
     "grunt-usemin": "~3.1.1",
     "grunt-webfont": "~0.5.4",
-    "matchdep": "~0.3.0",
+    "matchdep": "~1.0.0",
     "mocha": "~2.3.2",
-    "sinon": "~1.16.1",
+    "sinon": "~1.17.2",
     "sinon-chai": "~2.8.0"
   },
   "scripts": {