diff --git a/script/local.py b/script/local.py
index dc27492..3c74104 100644
--- a/script/local.py
+++ b/script/local.py
@@ -195,7 +195,7 @@ class UDPDatagram:
     class for receiving and sending a udp message
     """
     import socket
-
+    import binascii
     # the constructor
     def __init__(self):
         # communication with interlock server