diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index 5b2c87705e..48df9f869a 100644
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -12983,9 +12983,9 @@ table2-mapping
WHERE clause in SQL. A filter expression begins with
a question mark and provides a condition in parentheses:
-
+
? (condition)
-
+