diff --git a/doc/src/sgml/release-18.sgml b/doc/src/sgml/release-18.sgml
index ea0b23bf1fe..2ae03065f94 100644
--- a/doc/src/sgml/release-18.sgml
+++ b/doc/src/sgml/release-18.sgml
@@ -469,8 +469,8 @@ Allow skip scans of btree indexes (Peter Geoghegan)
 </para>
 
 <para>
-This allows muti-column btree indexes to be used by queries that only
-reference the second or later indexed columns.
+This allows multi-column btree indexes to be used by queries that only
+equality-reference the second or later indexed columns.
 </para>
 </listitem>