diff --git a/api/src/main/java/io/minio/MinioClient.java b/api/src/main/java/io/minio/MinioClient.java
index 3b2bf5e19..4a094dc19 100644
--- a/api/src/main/java/io/minio/MinioClient.java
+++ b/api/src/main/java/io/minio/MinioClient.java
@@ -100,7 +100,7 @@
 public class MinioClient implements AutoCloseable {
   private MinioAsyncClient asyncClient = null;
 
-  private MinioClient(MinioAsyncClient asyncClient) {
+  protected MinioClient(MinioAsyncClient asyncClient) {
     this.asyncClient = asyncClient;
   }