--- mysql-workbench-6.3.5.0/frontend/linux/workbench/main.cpp	2015-10-31 17:03:11.233299305 +0100
+++ mysql-workbench-6.3.5/frontend/linux/workbench/main.cpp	2015-10-31 16:57:56.165289223 +0100
@@ -122,6 +122,7 @@
   Gtk::RC::add_default_file(wboptions.basedir+"/workbench.rc");
 
   gdk_threads_enter();
+  gtk_init(&argc, &argv);
   Gtk::Main app(argc, argv);
 
   if (getenv("XSYNC"))