diff --git a/doc/src/sgml/ref/prepare.sgml b/doc/src/sgml/ref/prepare.sgml
index 4711a3002e..450a829d52 100644
--- a/doc/src/sgml/ref/prepare.sgml
+++ b/doc/src/sgml/ref/prepare.sgml
@@ -1,5 +1,5 @@
@@ -152,9 +152,9 @@ PREPARE plan_name [ (INSERT statement,
and then execute it:
-PREPARE fooplan (int, text, bool, numeric(8,2)) AS
- INSERT INTO foo VALUES($1, '$2', '$3', '$4');
-EXECUTE fooplan(1, 'Hunter Valley', 't', '200.00');
+PREPARE fooplan (int, text, bool, numeric) AS
+ INSERT INTO foo VALUES($1, $2, $3, $4);
+EXECUTE fooplan(1, 'Hunter Valley', 't', 200.00);