diff --git a/src/backend/utils/misc/postgresql.conf.sample b/src/backend/utils/misc/postgresql.conf.sample
index b70c66ca87..11a4cf6cfb 100644
--- a/src/backend/utils/misc/postgresql.conf.sample
+++ b/src/backend/utils/misc/postgresql.conf.sample
@@ -621,7 +621,7 @@
 #track_io_timing = off
 #track_wal_io_timing = off
 #track_functions = none			# none, pl, all
-#stats_fetch_consistency = cache
+#stats_fetch_consistency = cache	# cache, none, snapshot
 
 
 # - Monitoring -