diff --git a/doc/src/sgml/pgbuffercache.sgml b/doc/src/sgml/pgbuffercache.sgml
index f5d1901af2f..f49d197c5ff 100644
--- a/doc/src/sgml/pgbuffercache.sgml
+++ b/doc/src/sgml/pgbuffercache.sgml
@@ -1,7 +1,8 @@
 <!-- doc/src/sgml/pgbuffercache.sgml -->
 
 <sect1 id="pgbuffercache" xreflabel="pg_buffercache">
- <title>pg_buffercache &mdash; inspect Postgres buffer cache state</title>
+ <title>pg_buffercache &mdash; inspect <productname>PostgreSQL</productname>
+    buffer cache state</title>
 
  <indexterm zone="pgbuffercache">
   <primary>pg_buffercache</primary>
diff --git a/doc/src/sgml/postgres-fdw.sgml b/doc/src/sgml/postgres-fdw.sgml
index 644f51835b9..372236ec13c 100644
--- a/doc/src/sgml/postgres-fdw.sgml
+++ b/doc/src/sgml/postgres-fdw.sgml
@@ -2,7 +2,8 @@
 
 <sect1 id="postgres-fdw" xreflabel="postgres_fdw">
  <title>postgres_fdw &mdash;
-   access data stored in external Postgres servers</title>
+   access data stored in external <productname>PostgreSQL</productname>
+   servers</title>
 
  <indexterm zone="postgres-fdw">
   <primary>postgres_fdw</primary>