diff --git a/fe/pom.xml b/fe/pom.xml
index e0018b8c1816c87..ff191b1e6694436 100644
--- a/fe/pom.xml
+++ b/fe/pom.xml
@@ -292,7 +292,7 @@ under the License.
         <javax.activation.version>1.2.0</javax.activation.version>
         <jaxws-api.version>2.3.0</jaxws-api.version>
         <RoaringBitmap.version>0.8.13</RoaringBitmap.version>
-        <spark.version>2.4.6</spark.version>
+        <spark.version>3.1.3</spark.version>
         <hive.version>3.1.3</hive.version>
         <hive.common.version>2.3.9</hive.common.version>
         <nimbusds.version>9.35</nimbusds.version>
diff --git a/fe/spark-dpp/src/main/java/org/apache/doris/load/loadv2/dpp/SparkDpp.java b/fe/spark-dpp/src/main/java/org/apache/doris/load/loadv2/dpp/SparkDpp.java
index 33ca13cb0e43138..a5b3e33ab7d2b54 100644
--- a/fe/spark-dpp/src/main/java/org/apache/doris/load/loadv2/dpp/SparkDpp.java
+++ b/fe/spark-dpp/src/main/java/org/apache/doris/load/loadv2/dpp/SparkDpp.java
@@ -47,8 +47,6 @@
 import org.apache.spark.sql.RowFactory;
 import org.apache.spark.sql.SparkSession;
 import org.apache.spark.sql.catalyst.InternalRow;
-import org.apache.spark.sql.catalyst.encoders.ExpressionEncoder;
-import org.apache.spark.sql.catalyst.encoders.RowEncoder;
 import org.apache.spark.sql.execution.datasources.parquet.ParquetWriteSupport;
 import org.apache.spark.sql.functions;
 import org.apache.spark.sql.types.DataTypes;
@@ -190,7 +188,6 @@ private void writeRepartitionAndSortedRDDToParquet(JavaPairRDD<List<Object>, Obj
         // TODO(wb) should deal largeint as BigInteger instead of string when using biginteger as key,
         // data type may affect sorting logic
         StructType dstSchema = DppUtils.createDstTableSchema(indexMeta.columns, false, true);
-        ExpressionEncoder encoder = RowEncoder.apply(dstSchema);
 
         resultRDD.repartitionAndSortWithinPartitions(new BucketPartitioner(bucketKeyMap), new BucketComparator())
                 .foreachPartition((VoidFunction<Iterator<Tuple2<List<Object>, Object[]>>>) t -> {
@@ -254,15 +251,13 @@ private void writeRepartitionAndSortedRDDToParquet(JavaPairRDD<List<Object>, Obj
                             conf.set("spark.sql.parquet.outputTimestampType", "INT96");
                             ParquetWriteSupport.setSchema(dstSchema, conf);
                             ParquetWriteSupport parquetWriteSupport = new ParquetWriteSupport();
-                            parquetWriter = new ParquetWriter<InternalRow>(new Path(tmpPath), parquetWriteSupport,
+                            parquetWriter = new ParquetWriter<>(new Path(tmpPath), parquetWriteSupport,
                                     CompressionCodecName.SNAPPY, 256 * 1024 * 1024, 16 * 1024, 1024 * 1024, true, false,
                                     WriterVersion.PARQUET_1_0, conf);
-                            if (parquetWriter != null) {
-                                LOG.info("[HdfsOperate]>> initialize writer succeed! path:" + tmpPath);
-                            }
+                            LOG.info("[HdfsOperate]>> initialize writer succeed! path:" + tmpPath);
                             lastBucketKey = curBucketKey;
                         }
-                        InternalRow internalRow = encoder.toRow(rowWithoutBucketKey);
+                        InternalRow internalRow = InternalRow.apply(rowWithoutBucketKey.toSeq());
                         parquetWriter.write(internalRow);
                     }
                     if (parquetWriter != null) {