diff --git a/examples/main/java/io/milvus/v1/BulkWriterExample.java b/examples/main/java/io/milvus/v1/BulkWriterExample.java
index 1d9cda3c6..31ddee024 100644
--- a/examples/main/java/io/milvus/v1/BulkWriterExample.java
+++ b/examples/main/java/io/milvus/v1/BulkWriterExample.java
@@ -518,6 +518,7 @@ private void callBulkInsert(CollectionSchemaParam collectionSchema, List<List<St
         System.out.println("\n===================== import files to milvus ====================");
         MilvusImportRequest milvusImportRequest = MilvusImportRequest.builder()
                 .collectionName(ALL_TYPES_COLLECTION_NAME)
+                .partitionName("")
                 .files(batchFiles)
                 .build();
         String bulkImportResult = BulkImport.bulkImport(url, milvusImportRequest);
diff --git a/src/main/java/io/milvus/bulkwriter/request/import_/MilvusImportRequest.java b/src/main/java/io/milvus/bulkwriter/request/import_/MilvusImportRequest.java
index 0bfefa1c4..e41871911 100644
--- a/src/main/java/io/milvus/bulkwriter/request/import_/MilvusImportRequest.java
+++ b/src/main/java/io/milvus/bulkwriter/request/import_/MilvusImportRequest.java
@@ -33,5 +33,6 @@
 public class MilvusImportRequest extends BaseImportRequest {
     private static final long serialVersionUID = -1958858397962018740L;
     private String collectionName;
+    private String partitionName;
     private List<List<String>> files;
 }