diff --git a/src/backend/distributed/deparser/ruleutils_18.c b/src/backend/distributed/deparser/ruleutils_18.c
index 8296761b3..e5ea4ff7c 100644
--- a/src/backend/distributed/deparser/ruleutils_18.c
+++ b/src/backend/distributed/deparser/ruleutils_18.c
@@ -8837,7 +8837,7 @@ get_json_table_columns(TableFunc *tf, JsonTablePathScan *scan,
 
 		/*
 		 * Set default_behavior to guide get_json_expr_options() on whether to
-		 * to emit the ON ERROR / EMPTY clauses.
+		 * emit the ON ERROR / EMPTY clauses.
 		 */
 		if (colexpr->op == JSON_EXISTS_OP)
 		{