diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 9851ca68b4..5da2e705b9 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -8522,24 +8522,26 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      </term>
      <listitem>
       <para>
        Specifies [-the fraction-]{+a multiplier+} of the total number of heap tuples[-counted in-]