diff --git a/doc/src/sgml/ref/psql-ref.sgml b/doc/src/sgml/ref/psql-ref.sgml
index 8b2289164a0..e6bbcea60b1 100644
--- a/doc/src/sgml/ref/psql-ref.sgml
+++ b/doc/src/sgml/ref/psql-ref.sgml
@@ -1,5 +1,5 @@
@@ -904,12 +904,17 @@ testdb=>
return types. If pattern
is specified, only functions whose names match the pattern are shown.
- If the form
- \df+ is used, additional information about
+ If the form \df+ is used, additional information about
each function, including language and description, is shown.
+
+ To look up functions taking argument or returning values of a specific
+ type, use your pager's search capability to scroll through the \df>
+ output.
+
+
To reduce clutter, \df> does not show data type I/O
functions. This is implemented by ignoring functions that accept