diff --git a/src/backend/utils/misc/postgresql.conf.sample b/src/backend/utils/misc/postgresql.conf.sample
index 15b14ba850..2bfd255108 100644
--- a/src/backend/utils/misc/postgresql.conf.sample
+++ b/src/backend/utils/misc/postgresql.conf.sample
@@ -392,7 +392,7 @@
 # - Planner Method Configuration -
 
 #enable_async_append = on
-#or_to_any_transform_limit = 0
+#or_to_any_transform_limit = 5
 #enable_bitmapscan = on
 #enable_gathermerge = on
 #enable_hashagg = on