diff --git a/h2inc.py b/h2inc.py
index 71ca31b..f58119e 100644
--- a/h2inc.py
+++ b/h2inc.py
@@ -4,6 +4,7 @@
 import os
 import sys
 from h2inc_parser import parseline, parseparsed
+import h2inc_gui
 
 cnt = 0