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-rw-r--r--lib/File/CheckTree.pm4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/File/CheckTree.pm b/lib/File/CheckTree.pm
index 7884ca711e..b655b82b41 100644
--- a/lib/File/CheckTree.pm
+++ b/lib/File/CheckTree.pm
@@ -50,7 +50,9 @@ The routine returns the number of warnings issued.
=head1 AUTHOR
-Unknown. Revised by Paul Grassie <F<grassie@perl.com>> in 2002.
+File::CheckTree was derived from lib/validate.pl which was
+written by Larry Wall.
+Revised by Paul Grassie <F<grassie@perl.com>> in 2002.
=head1 HISTORY