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-rw-r--r--doc/src/sgml/pltcl.sgml2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/src/sgml/pltcl.sgml b/doc/src/sgml/pltcl.sgml
index 5a8e4c9d37e..9fd008a99d7 100644
--- a/doc/src/sgml/pltcl.sgml
+++ b/doc/src/sgml/pltcl.sgml
@@ -180,7 +180,7 @@ $$ LANGUAGE pltcl;
column names. Here is an example:
<programlisting>
-CREATE FUNCTION square_cube(in int, out squared int, out cubed int) AS $$
+CREATE FUNCTION square_cube(IN int, OUT squared int, OUT cubed int) AS $$
return [list squared [expr {$1 * $1}] cubed [expr {$1 * $1 * $1}]]
$$ LANGUAGE pltcl;
</programlisting>