diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index df26fb5eb072..5c47ee9963a7 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -168,7 +168,7 @@ static void aggr_printout(struct perf_stat_config *config,
 					id.socket,
 					id.die,
 					id.core);
-			} else if (id.core > -1) {
+			} else if (id.cpu.cpu > -1) {
 				fprintf(config->output, "\"cpu\" : \"%d\", ",
 					id.cpu.cpu);
 			}
@@ -179,7 +179,7 @@ static void aggr_printout(struct perf_stat_config *config,
 					id.die,
 					config->csv_output ? 0 : -3,
 					id.core, config->csv_sep);
-			} else if (id.core > -1) {
+			} else if (id.cpu.cpu > -1) {
 				fprintf(config->output, "CPU%*d%s",
 					config->csv_output ? 0 : -7,
 					id.cpu.cpu, config->csv_sep);