Index: library/nx/pkgIndex.tcl
===================================================================
diff -u -rde25b8ac2f22701d21fead84ccc5793f8f809705 -rbf8a6fa213583971dfe9eafabaaecd8166c4343d
--- library/nx/pkgIndex.tcl	(.../pkgIndex.tcl)	(revision de25b8ac2f22701d21fead84ccc5793f8f809705)
+++ library/nx/pkgIndex.tcl	(.../pkgIndex.tcl)	(revision bf8a6fa213583971dfe9eafabaaecd8166c4343d)
@@ -8,4 +8,4 @@
 # script is sourced, the variable $dir must contain the
 # full path name of this file's directory.
 
-package ifneeded nx 2.0a1 [list source [file join $dir nx.tcl]]
+package ifneeded nx 2.0b1 [list source [file join $dir nx.tcl]]