diff --git a/src/backend/access/transam/xlogrecovery.c b/src/backend/access/transam/xlogrecovery.c
index 92c3e40e8f0..013239d64e8 100644
--- a/src/backend/access/transam/xlogrecovery.c
+++ b/src/backend/access/transam/xlogrecovery.c
@@ -717,7 +717,7 @@ InitWalRecovery(ControlFileData *ControlFile, bool *wasShutdown_ptr,
 		 * know how far we need to replay the WAL before we reach consistency.
 		 * This can happen for example if a base backup is taken from a
 		 * running server using an atomic filesystem snapshot, without calling
-		 * pg_start/stop_backup. Or if you just kill a running primary server
+		 * pg_backup_start/stop. Or if you just kill a running primary server
 		 * and put it into archive recovery by creating a recovery signal
 		 * file.
 		 *
diff --git a/src/backend/backup/basebackup.c b/src/backend/backup/basebackup.c
index cc16c4b331f..477fba72f71 100644
--- a/src/backend/backup/basebackup.c
+++ b/src/backend/backup/basebackup.c
@@ -16,7 +16,7 @@
 #include <unistd.h>
 #include <time.h>
 
-#include "access/xlog_internal.h"	/* for pg_start/stop_backup */
+#include "access/xlog_internal.h"	/* for pg_backup_start/stop */
 #include "backup/backup_manifest.h"
 #include "backup/basebackup.h"
 #include "backup/basebackup_sink.h"