diff --git a/streaming/stream_event_handler.hh b/streaming/stream_event_handler.hh
index 746de2834f..6b56c48570 100644
--- a/streaming/stream_event_handler.hh
+++ b/streaming/stream_event_handler.hh
@@ -26,6 +26,7 @@
 namespace streaming {
 
 class stream_event_handler /* extends FutureCallback<StreamState> */ {
+public:
     /**
      * Callback for various streaming events.
      *