diff --git a/package.json b/package.json
index 22639e7..cf5970d 100644
--- a/package.json
+++ b/package.json
@@ -47,6 +47,6 @@
   },
   "devDependencies": {
     "eslint": ">=3.17.1",
-    "shelljs": "^0.8.5"
+    "shelljs": "^0.9.1"
   }
 }