diff --git a/core/src/main/scala/kafka/consumer/KafkaStream.scala b/core/src/main/scala/kafka/consumer/KafkaStream.scala
index 31eaf86..805e916 100644
--- a/core/src/main/scala/kafka/consumer/KafkaStream.scala
+++ b/core/src/main/scala/kafka/consumer/KafkaStream.scala
@@ -45,4 +45,7 @@ class KafkaStream[K,V](private val queue: BlockingQueue[FetchedDataChunk],
     iter.clearCurrentChunk()
   }
 
+  override def toString(): String = {
+     "%s kafka stream".format(clientId)
+  }
 }