diff --git a/lib/linux_colorpicker.py b/lib/linux_colorpicker.py
index 3edfed6..4afddf3 100644
--- a/lib/linux_colorpicker.py
+++ b/lib/linux_colorpicker.py
@@ -7,6 +7,7 @@
 
 try:
     from gi.repository import Gtk
+    from gi.repository import Gdk
 except ImportError:
     try:
         import gtk as Gtk