diff --git a/screenless/bureau/ihr/ihr.py b/screenless/bureau/ihr/ihr.py
index b11ffc5..7da567b 100644
--- a/screenless/bureau/ihr/ihr.py
+++ b/screenless/bureau/ihr/ihr.py
@@ -1,3 +1,4 @@
+from base64 import b64encode
 import json
 import os
 import signal