diff --git a/package.json b/package.json
index ffadb62..cadc77b 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "memjs": ">=0.8.5",
     "memory-cache": ">=0.0.5",
     "mime": ">=1.2.11",
-    "mkdirp": "=0.5.1",
+    "mkdirp": "0.5.5",
     "nan": "=1.8.4",
     "node-ini": ">=1.0.0",
     "request": ">=2.36.0",