diff --git a/src/test/recovery/t/040_standby_failover_slots_sync.pl b/src/test/recovery/t/040_standby_failover_slots_sync.pl
index 5e4dd6c0ab..16483e52a9 100644
--- a/src/test/recovery/t/040_standby_failover_slots_sync.pl
+++ b/src/test/recovery/t/040_standby_failover_slots_sync.pl
@@ -505,8 +505,9 @@ ok( $standby1->poll_query_until(
 	'restart_lsn and confirmed_flush_lsn of slot lsub1_slot synced to standby');
 
 ##################################################
-# Test primary disallowing specified logical replication slots getting ahead of
-# specified physical replication slots. It uses the following set up:
+# Test that logical failover replication slots wait for the specified
+# physical replication slots to  receive the changes first. It uses the
+# following set up:
 #
 #				(physical standbys)
 #				| ----> standby1 (primary_slot_name = sb1_slot)
@@ -518,9 +519,9 @@ ok( $standby1->poll_query_until(
 #
 # standby_slot_names = 'sb1_slot'
 #
-# Set up is configured in such a way that the logical slot of subscriber1 is
-# enabled for failover, thus it will wait for the physical slot of
-# standby1(sb1_slot) to catch up before sending decoded changes to subscriber1.
+# The setup is configured in such a way that the logical slot of subscriber1 is
+# enabled for failover, and thus the subscriber1 will wait for the physical
+# slot of standby1(sb1_slot) to catch up before receiving the decoded changes.
 ##################################################
 
 $backup_name = 'backup3';
@@ -543,8 +544,8 @@ primary_slot_name = 'sb2_slot'
 $standby2->start;
 $primary->wait_for_replay_catchup($standby2);
 
-# Configure primary to disallow any logical slots that enabled failover from
-# getting ahead of specified physical replication slot (sb1_slot).
+# Configure primary to disallow any logical slots that have enabled failover
+# from getting ahead of the specified physical replication slot (sb1_slot).
 $primary->append_conf(
 	'postgresql.conf', qq(
 standby_slot_names = 'sb1_slot'