diff --git a/src/namecoin.py b/src/namecoin.py
index 037eae80..9fbf4518 100644
--- a/src/namecoin.py
+++ b/src/namecoin.py
@@ -23,6 +23,7 @@ import base64
 import json
 import socket
 import sys
+import os
 
 import shared
 import tr # translate