diff --git a/src/backend/distributed/deparser/ruleutils_17.c b/src/backend/distributed/deparser/ruleutils_17.c
index effd93574..fa2a854b0 100644
--- a/src/backend/distributed/deparser/ruleutils_17.c
+++ b/src/backend/distributed/deparser/ruleutils_17.c
@@ -2665,7 +2665,7 @@ get_basic_select_query(Query *query, deparse_context *context,
 /* ----------
  * get_target_list			- Parse back a SELECT target list
  *
- * This is also used for RETURNING lists in INSERT/UPDATE/DELETE.
+ * This is also used for RETURNING lists in INSERT/UPDATE/DELETE/MERGE.
  *
  * resultDesc and colNamesVisible are as for get_query_def()
  * ----------