diff --git a/components/mqtt/test/test_mqtt.c b/components/mqtt/test/test_mqtt.c
index f2c27b0..7a0f938 100644
--- a/components/mqtt/test/test_mqtt.c
+++ b/components/mqtt/test/test_mqtt.c
@@ -30,7 +30,7 @@ static void test_leak_setup(const char * file, long line)
     struct timeval te;
     gettimeofday(&te, NULL); // get current time
     esp_read_mac(mac, ESP_MAC_WIFI_STA);
-    printf("%s:%ld: time=%ld.%lds, mac:" MACSTR "\n", file, line, te.tv_sec, te.tv_usec, MAC2STR(mac));
+    printf("%s:%ld: time=%jd.%lds, mac:" MACSTR "\n", file, line, (intmax_t)te.tv_sec, te.tv_usec, MAC2STR(mac));
     test_utils_record_free_mem();
 }