diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 93dd315..a4dafbe 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -2956,6 +2956,8 @@
 		perf_evlist__id_add(evlist, evsel, 0, i, event->attr.id[i]);
 	}
 
+	symbol_conf.nr_events = evlist->nr_entries;
+
 	return 0;
 }