diff --git a/streaming/src/config/streaming_config.h b/streaming/src/config/streaming_config.h
index cd38b562b..96f4771e7 100644
--- a/streaming/src/config/streaming_config.h
+++ b/streaming/src/config/streaming_config.h
@@ -31,7 +31,7 @@ class StreamingConfig {
 
   std::string worker_name_ = "DEFAULT_WORKER_NAME";
 
-  std::string task_job_id_ = "ffffffff";
+  std::string task_job_id_ = JobID::Nil().Hex();
 
  public:
   void FromProto(const uint8_t *, uint32_t size);