Index: modules/canvas/canvas_trlines.tcl
--- modules/canvas/canvas_trlines.tcl.orig
+++ modules/canvas/canvas_trlines.tcl
@@ -11,7 +11,7 @@
 # # ## ### ##### ######## ############# #####################
 ## Requisites
 
-package require Tcl 8.5
+package require Tcl 8.5-
 package require Tk
 package require snit
 
