diff --git a/src/backend/nodes/outfuncs.c b/src/backend/nodes/outfuncs.c
index 3368b53bb7..397538008a 100644
--- a/src/backend/nodes/outfuncs.c
+++ b/src/backend/nodes/outfuncs.c
@@ -3469,8 +3469,7 @@ _outConstraint(StringInfo str, const Constraint *node)
 
 		case CONSTR_IDENTITY:
 			appendStringInfoString(str, "IDENTITY");
-			WRITE_NODE_FIELD(raw_expr);
-			WRITE_STRING_FIELD(cooked_expr);
+			WRITE_NODE_FIELD(options);
 			WRITE_CHAR_FIELD(generated_when);
 			break;