diff --git a/paimon-spark/paimon-spark-ut/src/test/scala/org/apache/paimon/spark/sql/InsertOverwriteTableTestBase.scala b/paimon-spark/paimon-spark-ut/src/test/scala/org/apache/paimon/spark/sql/InsertOverwriteTableTestBase.scala
index 38cca371f042..a0ee60f5ae7d 100644
--- a/paimon-spark/paimon-spark-ut/src/test/scala/org/apache/paimon/spark/sql/InsertOverwriteTableTestBase.scala
+++ b/paimon-spark/paimon-spark-ut/src/test/scala/org/apache/paimon/spark/sql/InsertOverwriteTableTestBase.scala
@@ -570,7 +570,6 @@ abstract class InsertOverwriteTableTestBase extends PaimonSparkTestBase {
           sql(
             "INSERT INTO t VALUES (1, STRUCT(1, 1)), (2, null), (3, STRUCT(1, null)), (4, STRUCT(null, null))")
           if (format.equals("parquet")) {
-            // todo: fix it, see https://github.com/apache/paimon/issues/4785
             checkAnswer(
               sql("SELECT * FROM t ORDER BY i"),
               Seq(Row(1, Row(1, 1)), Row(2, null), Row(3, Row(1, null)), Row(4, null)))