diff --git a/rewriter/package.json b/rewriter/package.json
index 7a219f2b1ab3..7613f704c47f 100644
--- a/rewriter/package.json
+++ b/rewriter/package.json
@@ -4,7 +4,7 @@
   "dependencies" : {
     "xmldom" : "0.1.17",
     "URIjs" : "1.11.2",
-    "readdirp" : "0.3.2",
+    "readdirp" : "0.4.0",
     "event-stream" : "3.0.20"
   }
 }