diff --git a/doc/src/sgml/catalogs.sgml b/doc/src/sgml/catalogs.sgml
index 1232b24e74c..9fe260ecff7 100644
--- a/doc/src/sgml/catalogs.sgml
+++ b/doc/src/sgml/catalogs.sgml
@@ -9697,6 +9697,10 @@ SCRAM-SHA-256$<replaceable>&lt;iteration count&gt;</replaceable>:<replaceable>&l
    </tgroup>
   </table>
 
+  <para>
+   By default, the <structname>pg_backend_memory_contexts</structname> view can be
+   read only by superusers.
+  </para>
  </sect1>
 
  <sect1 id="view-pg-config">
diff --git a/src/backend/catalog/system_views.sql b/src/backend/catalog/system_views.sql
index ba5a23ac252..a2d61302f9e 100644
--- a/src/backend/catalog/system_views.sql
+++ b/src/backend/catalog/system_views.sql
@@ -557,6 +557,9 @@ REVOKE EXECUTE ON FUNCTION pg_get_shmem_allocations() FROM PUBLIC;
 CREATE VIEW pg_backend_memory_contexts AS
     SELECT * FROM pg_get_backend_memory_contexts();
 
+REVOKE ALL ON pg_backend_memory_contexts FROM PUBLIC;
+REVOKE EXECUTE ON FUNCTION pg_get_backend_memory_contexts() FROM PUBLIC;
+
 -- Statistics views
 
 CREATE VIEW pg_stat_all_tables AS
diff --git a/src/include/catalog/catversion.h b/src/include/catalog/catversion.h
index 3e677976300..573f1841b73 100644
--- a/src/include/catalog/catversion.h
+++ b/src/include/catalog/catversion.h
@@ -53,6 +53,6 @@
  */
 
 /*							yyyymmddN */
-#define CATALOG_VERSION_NO	202008191
+#define CATALOG_VERSION_NO	202008261
 
 #endif