diff --git a/src/test/recovery/t/041_wal_source_switch.pl b/src/test/recovery/t/041_wal_source_switch.pl
index 082680bf4a..b5eddba1d5 100644
--- a/src/test/recovery/t/041_wal_source_switch.pl
+++ b/src/test/recovery/t/041_wal_source_switch.pl
@@ -18,9 +18,9 @@ $primary->init(
 # Ensure checkpoint doesn't come in our way
 $primary->append_conf(
 	'postgresql.conf', qq(
-    min_wal_size = 2MB
-    max_wal_size = 1GB
-    checkpoint_timeout = 1h
+	min_wal_size = 2MB
+	max_wal_size = 1GB
+	checkpoint_timeout = 1h
 	autovacuum = off
 ));
 $primary->start;
@@ -85,7 +85,7 @@ my $offset = -s $standby->logfile;
 my $apply_delay = $retry_interval * 5;
 $standby->append_conf(
 	'postgresql.conf', qq(
-recovery_min_apply_delay = '${apply_delay}ms'
+	recovery_min_apply_delay = '${apply_delay}ms'
 ));
 $standby->start;