diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 5b8bc1fd943d..c1f9615b02f7 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -1504,7 +1504,7 @@ int hists__collapse_resort(struct hists *hists, struct ui_progress *prog)
 	return 0;
 }
 
-static int hist_entry__sort(struct hist_entry *a, struct hist_entry *b)
+static int64_t hist_entry__sort(struct hist_entry *a, struct hist_entry *b)
 {
 	struct hists *hists = a->hists;
 	struct perf_hpp_fmt *fmt;