diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/Row.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/Row.scala
index d83eef7a4162910c25f5f56ed2fe7af3e2bdfd51..e16850efbea5f41c2d9a1e80f01bc276a1d80095 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/Row.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/Row.scala
@@ -463,6 +463,6 @@ trait Row extends Serializable {
    * @throws NullPointerException when value is null.
    */
   private def getAnyValAs[T <: AnyVal](i: Int): T =
-    if (isNullAt(i)) throw new NullPointerException(s"Value at index $i in null")
+    if (isNullAt(i)) throw new NullPointerException(s"Value at index $i is null")
     else getAs[T](i)
 }