diff --git a/lutris/util/test_config.py b/lutris/util/test_config.py
index b3feb87..01b9294 100644
--- a/lutris/util/test_config.py
+++ b/lutris/util/test_config.py
@@ -1,5 +1,8 @@
 import os
 
+import gi
+gi.require_version('Gtk', '3.0')
+
 from lutris import startup
 from lutris.database import schema