diff --git a/doc/src/sgml/ref/merge.sgml b/doc/src/sgml/ref/merge.sgml
index d5ad930eef..655f7dcc05 100644
--- a/doc/src/sgml/ref/merge.sgml
+++ b/doc/src/sgml/ref/merge.sgml
@@ -627,8 +627,8 @@ WHEN MATCHED THEN
This command conforms to the SQL standard.
- The WITH clause and DO NOTHING action are extensions to
- the SQL standard.
+ The WITH clause and DO NOTHING
+ action are extensions to the SQL standard.