diff --git a/package.json b/package.json
index 90875fd..bcf62cc 100644
--- a/package.json
+++ b/package.json
@@ -13,8 +13,8 @@
     "url": "git://github.com/gocardless/es6-angularjs.git"
   },
   "dependencies": {
-    "assetgraph": "^1.12.1",
-    "assetgraph-builder": "^2.5.1",
+    "assetgraph": "^2.6.0",
+    "assetgraph-builder": "^4.5.0",
     "autoprefixer": "^4.0.0",
     "autoprefixer-core": "^4.0.1",
     "bower": "^1.3.12",
@@ -24,21 +24,21 @@
     "graceful-fs": "^3.0.5",
     "jasmine-core": "^2.1.2",
     "jshint": "^2.5.6",
-    "karma": "^0.12.24",
+    "karma": "^2.0.0",
     "karma-chrome-launcher": "^0.1.5",
     "karma-cli": "^0.0.4",
     "karma-firefox-launcher": "^0.1.3",
     "karma-jasmine": "^0.3.1",
     "karma-safari-launcher": "^0.1.1",
-    "karma-sauce-launcher": "^0.2.10",
+    "karma-sauce-launcher": "^1.2.0",
     "karma-traceur-preprocessor": "^0.4.0",
-    "lodash": "^2.4.1",
+    "lodash": "^4.17.11",
     "mime": "^1.2.11",
     "minimist": "^1.1.0",
     "mkdirp": "^0.5.0",
     "morgan": "^1.4.0",
     "opn": "^1.0.0",
-    "protractor": "^1.3.1",
+    "protractor": "^3.1.0",
     "read-file-stdin": "^0.2.0",
     "rework": "^1.0.1",
     "rework-import": "^2.0.0",
@@ -46,7 +46,7 @@
     "send": "^0.10.0",
     "serve-static": "^1.7.0",
     "systemjs-assetgraph": "^0.1.0",
-    "systemjs-builder": "^0.4.5",
+    "systemjs-builder": "^0.5.0",
     "traceur": "^0.0.74",
     "write-file-stdout": "0.0.2"
   }