diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index c681e85a..e30eac6 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -104,6 +104,7 @@
 static struct perf_event_ops event_ops = {
 	.sample	= process_sample_event,
 	.comm	= event__process_comm,
+	.attr	= event__process_attr,
 };
 
 extern volatile int session_done;