diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/objects/objects.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/objects/objects.scala
index c7b59d2a442e0..76ba52397bd93 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/objects/objects.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/objects/objects.scala
@@ -456,7 +456,6 @@ case class NewInstance(
     }
     outerPointer.map { p =>
       val outerObj = p()
-      val d = outerObj.getClass +: paramTypes
       val c = getConstructor(outerObj.getClass +: paramTypes)
       (args: Seq[AnyRef]) => {
         c(outerObj +: args)