diff --git a/man3/tsearch.3 b/man3/tsearch.3
index f592f3bf8..94686470f 100644
--- a/man3/tsearch.3
+++ b/man3/tsearch.3
@@ -23,7 +23,7 @@
 .\"
 .TH TSEARCH 3  1995-09-24 "GNU" "Linux Programmer's Manual"
 .SH NAME
-tsearch, tfind, tdelete, twalk \- manage a binary tree
+tsearch, tfind, tdelete, twalk, tdestroy \- manage a binary tree
 .SH SYNOPSIS
 .nf
 .B #include <search.h>