diff --color --unified --recursive --text 0.3/pywinery/__init__.py 0.3-new/pywinery/__init__.py
--- 0.3/pywinery/__init__.py	2016-10-31 10:37:34.000000000 +0100
+++ 0.3-new/pywinery/__init__.py	2021-10-06 13:51:55.684382913 +0200
@@ -37,6 +37,9 @@
 import math
 import shutil
 
+import gi
+gi.require_version('Gtk', '3.0')
+
 from gi.repository import Gtk, Gdk, GLib, Gio, GdkPixbuf, GObject
 
 py3k = sys.version > '3'