diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index 92f30df7..ad0ec609
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "bluebird": "^2.9.33",
     "color": "^0.10.1",
     "nan": "^1.8.4",
-    "semver": "^4.3.6"
+    "semver": "^5.0.1"
   },
   "devDependencies": {
     "async": "^1.3.0",