diff --git a/package.json b/package.json
index f711181..b73c12e 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
     "mocha": "2.x",
     "object-assign": "4.x",
     "phantomjs-prebuilt": "^2.1.4",
-    "shelljs": "0.3.x"
+    "shelljs": "0.8.x"
   },
   "devDependencies": {
     "eslint": "^1.10.3",