diff --git a/src/class_sendDataThread.py b/src/class_sendDataThread.py
index fd0ca786..6773a868 100644
--- a/src/class_sendDataThread.py
+++ b/src/class_sendDataThread.py
@@ -3,6 +3,7 @@ import threading
 import shared
 import Queue
 from struct import unpack, pack
+import hashlib
 
 import bitmessagemain