diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 135d6ce88fb3..b452c02e07bf 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -928,6 +928,7 @@ static int annotate_browser__run(struct annotate_browser *browser,
 		case CTRL('c'):
 			goto out;
 		default:
+			ui_browser__warn_unhandled_hotkey(&browser->b, key, delay_secs, ", use 'h'/F1 to see actions");
 			continue;
 		}