diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index 9ad4ad8d9e..04769f1b09 100644
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -10385,7 +10385,8 @@ SELECT NULLIF(value, '(none)') ...
setof anyelement
expand an array to a set of rows
unnest(ARRAY[1,2])
- 12 (2 rows)
+ 1
+2(2 rows)