diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala
index d4c7f005a16d..e3baa2a028da 100644
--- a/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala
+++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala
@@ -445,7 +445,7 @@ object JdbcUtils extends Logging {
 
     case ByteType =>
       (rs: ResultSet, row: InternalRow, pos: Int) =>
-        row.update(pos, rs.getByte(pos + 1))
+        row.setByte(pos, rs.getByte(pos + 1))
 
     case StringType =>
       (rs: ResultSet, row: InternalRow, pos: Int) =>