diff --git a/doc/src/sgml/indices.sgml b/doc/src/sgml/indices.sgml
index 23bbec6..f3234c6 100644
--- a/doc/src/sgml/indices.sgml
+++ b/doc/src/sgml/indices.sgml
@@ -395,9 +395,9 @@ CREATE INDEX test2_mm_idx ON test2 (major, minor);
   </para>
 
   <para>
-   Currently, only the B-tree, GiST and GIN index types support multicolumn
-   indexes.  Up to 32 columns can be specified.  (This limit can be
-   altered when building <productname>PostgreSQL</productname>; see the
+   Currently, only the B-tree, GiST, GIN, and BRIN index types support
+   multicolumn indexes.  Up to 32 columns can be specified.  (This limit can
+   be altered when building <productname>PostgreSQL</productname>; see the
    file <filename>pg_config_manual.h</filename>.)
   </para>