diff --git a/tools/perf/util/drm_pmu.c b/tools/perf/util/drm_pmu.c
index b3052266d599..b48a375e4584 100644
--- a/tools/perf/util/drm_pmu.c
+++ b/tools/perf/util/drm_pmu.c
@@ -120,7 +120,7 @@ static struct drm_pmu *add_drm_pmu(struct list_head *pmus, char *line, size_t li
 		return NULL;
 	}
 
-	drm->pmu.cpus = perf_cpu_map__new("0");
+	drm->pmu.cpus = perf_cpu_map__new_int(0);
 	if (!drm->pmu.cpus) {
 		perf_pmu__delete(&drm->pmu);
 		return NULL;
diff --git a/tools/perf/util/hwmon_pmu.c b/tools/perf/util/hwmon_pmu.c
index 5c27256a220a..279d6b1a47f0 100644
--- a/tools/perf/util/hwmon_pmu.c
+++ b/tools/perf/util/hwmon_pmu.c
@@ -376,7 +376,7 @@ struct perf_pmu *hwmon_pmu__new(struct list_head *pmus, const char *hwmon_dir,
 		perf_pmu__delete(&hwm->pmu);
 		return NULL;
 	}
-	hwm->pmu.cpus = perf_cpu_map__new("0");
+	hwm->pmu.cpus = perf_cpu_map__new_int(0);
 	if (!hwm->pmu.cpus) {
 		perf_pmu__delete(&hwm->pmu);
 		return NULL;