diff --git a/package.json b/package.json
index d05b7b9..2f273f4 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "concat-stream": "~1.4.8",
     "jshint": "^2.5.10",
     "mocha": "~1.9.0",
-    "semver": "~1.1.4"
+    "semver": "~6.3.0"
   },
   "repository": {
     "type": "git",