diff --git a/package.json b/package.json
index de9761a8..44a78cdb 100644
--- a/package.json
+++ b/package.json
@@ -40,8 +40,8 @@
     "fs-extra": "0.30.0",
     "glob": "^7.1.1",
     "json-loader": "0.5.4",
-    "node-sass": "3.10.1",
-    "os-name": "2.0.1",
+    "node-sass": "6.0.1",
+    "os-name": "3.0.0",
     "postcss": "5.2.0",
     "proxy-middleware": "0.15.0",
     "rollup": "0.36.4",
@@ -55,7 +55,7 @@
     "tslint": "3.15.1",
     "tslint-eslint-rules": "1.5.0",
     "uglify-js": "2.7.3",
-    "webpack": "2.2.0-rc.3",
+    "webpack": "4.0.0",
     "ws": "1.1.1",
     "xml2js": "^0.4.17"
   },
@@ -89,7 +89,7 @@
     "ionic-cz-conventional-changelog": "1.0.0",
     "jest": "^18.0.0",
     "mock-fs": "3.11.0",
-    "node-sass": "3.10.1",
+    "node-sass": "6.0.1",
     "rewire": "^2.5.2",
     "rimraf": "2.5.4",
     "rxjs": "5.0.0-beta.12",