1 files changed, 5 insertions, 2 deletions

diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index fffe16af9797..fbad8dfbb186 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -2600,7 +2600,7 @@ int __annotation__scnprintf_samples_period(struct annotation *notes,
                                            bool show_freq)
 {
         const char *ev_name = perf_evsel__name(evsel);
-        char ref[30] = " show reference callgraph, ";
+        char buf[1024], ref[30] = " show reference callgraph, ";
         char sample_freq_str[64] = "";
         unsigned long nr_samples = 0;
         int nr_members = 1;
@@ -2609,8 +2609,11 @@ int __annotation__scnprintf_samples_period(struct annotation *notes,
         char unit;
         int i;
 
-        if (perf_evsel__is_group_event(evsel))
+        if (perf_evsel__is_group_event(evsel)) {
+                perf_evsel__group_desc(evsel, buf, sizeof(buf));
+                ev_name = buf;
                 nr_members = evsel->nr_members;
+        }
 
         for (i = 0; i < nr_members; i++) {
                 struct sym_hist *ah = annotation__histogram(notes, evsel->idx + i);