Index: modules/controlwidget/controlwidget.tcl
--- modules/controlwidget/controlwidget.tcl.orig
+++ modules/controlwidget/controlwidget.tcl
@@ -3,7 +3,7 @@
 #     and source the individual files
 #
 
-package require Tk 8.5
+package require Tk
 package require snit
 
 package require bindDown
