diff --git a/doc/src/sgml/ref/comment.sgml b/doc/src/sgml/ref/comment.sgml
index fdebbffc70..c1cf587cb2 100644
--- a/doc/src/sgml/ref/comment.sgml
+++ b/doc/src/sgml/ref/comment.sgml
@@ -138,9 +138,9 @@ COMMENT ON
domain_name
- When creating a comment on a constraint, a table, a domain or
+ When creating a comment on a constraint, a trigger, a rule or
a policy these parameters specify the name of the table or domain on
- which the constraint is defined.
+ which that object is defined.