diff --git a/node_modules/argparse/package.json b/node_modules/argparse/package.json
index b16de2518a..7d4693e12d 100644
--- a/node_modules/argparse/package.json
+++ b/node_modules/argparse/package.json
@@ -29,6 +29,6 @@
     "eslint": "^2.13.1",
     "istanbul": "^0.4.5",
     "mocha": "^3.1.0",
-    "ndoc": "^5.0.1"
+    "ndoc": "^6.0.1"
   }
 }
\ No newline at end of file