diff --git a/src/sugar3/graphics/icon.py b/src/sugar3/graphics/icon.py
index 8864bee3..71354e2a 100644
--- a/src/sugar3/graphics/icon.py
+++ b/src/sugar3/graphics/icon.py
@@ -95,6 +95,7 @@ from ConfigParser import ConfigParser
 
 import gi
 gi.require_version('Rsvg', '2.0')
+gi.require_version('Gtk', '3.0')
 from gi.repository import GObject
 from gi.repository import Gtk
 from gi.repository import Gdk