diff --git a/doc/src/sgml/ddl.sgml b/doc/src/sgml/ddl.sgml
index fe3425e08ff..dea04d64db6 100644
--- a/doc/src/sgml/ddl.sgml
+++ b/doc/src/sgml/ddl.sgml
@@ -1329,7 +1329,7 @@ CREATE TABLE posts (
In this case, CASCADE means that the updated values of the
referenced column(s) should be copied into the referencing row(s).
There is also a noticeable difference between ON UPDATE NO
- ACTION (the default) and NO UPDATE RESTRICT.
+ ACTION (the default) and ON UPDATE RESTRICT.
The former will allow the update to proceed and the foreign-key constraint
will be checked against the state after the update. The latter will
prevent the update to run even if the state after the update would still