diff --git a/main/main.c b/main/main.c
index 941b885..39f62ef 100644
--- a/main/main.c
+++ b/main/main.c
@@ -171,6 +171,7 @@ void app_main()
     timer_init();
     uint8_t *pp = NULL;
     *pp = 123;
+   volatile uint8_t *test_123 = (uint8_t *)malloc(strlen("123"));
 
     xTaskCreate(tcp_server_task, "tcp_server", 4096, NULL, 14, NULL);
     xTaskCreate(DAP_Thread, "DAP_Task", 2048, NULL, 10, &kDAPTaskHandle);