diff --git a/package.json b/package.json
index bf7ba8d..111f774 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
   "dependencies": {
     "async": "~0.2.0",
     "readable-stream": "~1.0.2",
-    "semver": "~1.1.4",
+    "semver": "~4.3.3",
     "underscore": "1.8.2"
   },
   "devDependencies": {