diff --git a/package.json b/package.json
index e55b27e..eeb8e80 100644
--- a/package.json
+++ b/package.json
@@ -44,8 +44,8 @@
     "prepend-http": "^1.0.3",
     "pretty-bytes": "^3.0.1",
     "repeating": "^2.0.0",
-    "sort-on": "^1.2.2",
-    "update-notifier": "^0.6.0"
+    "sort-on": "^4.0.0",
+    "update-notifier": "^4.0.0"
   },
   "devDependencies": {
     "mocha": "^2.3.3",