1 files changed, 7 insertions, 2 deletions

diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 6ec5398de89d..236bc9d98ff2 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -410,8 +410,13 @@ static bool hists__collapse_insert_entry(struct hists *hists __maybe_unused,
                 cmp = hist_entry__collapse(iter, he);
 
                 if (!cmp) {
-                        iter->period += he->period;
-                        iter->nr_events += he->nr_events;
+                        iter->period            += he->period;
+                        iter->period_sys        += he->period_sys;
+                        iter->period_us         += he->period_us;
+                        iter->period_guest_sys  += he->period_guest_sys;
+                        iter->period_guest_us   += he->period_guest_us;
+                        iter->nr_events         += he->nr_events;
+
                         if (symbol_conf.use_callchain) {
                                 callchain_cursor_reset(&callchain_cursor);
                                 callchain_merge(&callchain_cursor,