diff --git a/package.json b/package.json
index 6fd7d61..c372a86 100644
--- a/package.json
+++ b/package.json
@@ -43,6 +43,7 @@
     "read-config-ng": "~3.0.7",
     "socket.io": "~2.2.0",
     "ssh2": "~0.8.9",
+    "validator": "^13.12.0",
     "webssh2_client": "^0.2.19"
   },
   "scripts": {