diff --git a/examples/device/dfu_freertos/src/main.c b/examples/device/dfu_freertos/src/main.c
index f2e94b336..a2ada19a4 100644
--- a/examples/device/dfu_freertos/src/main.c
+++ b/examples/device/dfu_freertos/src/main.c
@@ -111,6 +111,7 @@ static void dl_task(void* arg)
       if (0 == dl_method) { // using OTA tools
         // get handle for OTA update
         if (0 == ota_handle) {
+          ESP_LOGD(TAG, "init OTA flash");
           rc = esp_ota_begin(ota_part, OTA_SIZE_UNKNOWN, &ota_handle);
           if (ESP_OK != rc) {
             ESP_LOGE(TAG, "init OTA failed");
@@ -177,6 +178,7 @@ static void dl_task(void* arg)
 static void complete_task(void* arg)
 {
   esp_err_t rc;
+
   // finish flashing
   if (ota_handle) {
     rc = esp_ota_end(ota_handle);
@@ -215,12 +217,13 @@ static void complete_task(void* arg)
 int main(void)
 {
   board_init();
+
   const esp_partition_t *next = esp_ota_get_next_update_partition(NULL);
   esp_app_desc_t next_desc;
   esp_ota_get_partition_description(next, &next_desc);
 
   if (ESP_APP_DESC_MAGIC_WORD == next_desc.magic_word) {
-    ESP_LOGI(TAG, "boot set to valid app");
+    ESP_LOGI(TAG, "set app for next boot");
     esp_ota_set_boot_partition(next);
   } else {
     ESP_LOGI(TAG, "no valid app");