Some people still only have Tcl 8.4

Signed-off-by: Steve Bennett <steveb@workware.net.au>

1 files changed, 1 insertions, 1 deletions

diff --git a/make-index b/make-index
index 944d94e..37eda49 100755
--- a/make-index
+++ b/make-index
@@ -1,7 +1,7 @@
 #!/usr/bin/env tclsh
 # vim:se syn=tcl:
 
-lassign $argv filename
+set filename [lindex $argv 0]
 set f [open $filename]
 
 while {[gets $f buf] >= 0} {