diff --git a/src/bin/pg_ctl/t/001_start_stop.pl b/src/bin/pg_ctl/t/001_start_stop.pl
index a189b379f55..38634fd26ce 100644
--- a/src/bin/pg_ctl/t/001_start_stop.pl
+++ b/src/bin/pg_ctl/t/001_start_stop.pl
@@ -55,7 +55,7 @@ command_like($ctlcmd, qr/done.*server started/s, 'pg_ctl start');
 # sleep here is because Windows builds can't check postmaster.pid exactly,
 # so they may mistake a pre-existing postmaster.pid for one created by the
 # postmaster they start.  Waiting more than the 2 seconds slop time allowed
-# by wait_for_postmaster() prevents that mistake.
+# by wait_for_postmaster_start() prevents that mistake.
 sleep 3 if ($windows_os);
 command_fails([ 'pg_ctl', 'start', '--pgdata' => "$tempdir/data" ],
 	'second pg_ctl start fails');
-- 
2.34.1