diff --git a/doc/src/sgml/release-18.sgml b/doc/src/sgml/release-18.sgml
index 3ff9d9830e9..80cf415bb76 100644
--- a/doc/src/sgml/release-18.sgml
+++ b/doc/src/sgml/release-18.sgml
@@ -397,7 +397,7 @@ Author: David Rowley <drowley@postgresql.org>
 
 <listitem>
 <para>
-Improve the efficiency of joins involving partitions (Ashutosh Bapat, Yuya Watari, David Rowley)
+Improve the efficiency of planning queries accessing many partitions (Ashutosh Bapat, Yuya Watari, David Rowley)
 <ulink url="&commit_baseurl;88f55bc97">&sect;</ulink>
 <ulink url="&commit_baseurl;d69d45a5a">&sect;</ulink>
 </para>