diff --git a/src/backend/catalog/system_views.sql b/src/backend/catalog/system_views.sql
index 0dca65dc7b..635508639a 100644
--- a/src/backend/catalog/system_views.sql
+++ b/src/backend/catalog/system_views.sql
@@ -1474,6 +1474,10 @@ LANGUAGE internal
 STRICT IMMUTABLE PARALLEL SAFE
 AS 'unicode_is_normalized';
 
+CREATE OR REPLACE PROCEDURE
+  pg_waitlsn(wait_lsn pg_lsn, timeout integer DEFAULT -1)
+  LANGUAGE internal AS 'pg_waitlsn';
+
 --
 -- The default permissions for functions mean that anyone can execute them.
 -- A number of functions shouldn't be executable by just anyone, but rather
diff --git a/src/include/catalog/pg_proc.dat b/src/include/catalog/pg_proc.dat
index c11387961e..7f25938cbc 100644
--- a/src/include/catalog/pg_proc.dat
+++ b/src/include/catalog/pg_proc.dat
@@ -11426,4 +11426,8 @@
   proargnames => '{trg_lsn}',
   prosrc => 'pg_waitlsn_no_wait' },
 
+{ oid => '9313', descr => 'wait for LSN to be replayed',
+  proname => 'pg_waitlsn',  prokind => 'p',prorettype => 'void', proargtypes => 'pg_lsn int4',
+  proargnames => '{wait_lsn,timeout}',
+  prosrc => 'pg_waitlsn' }
 ]