diff --git a/components/esp_lvgl_port/examples/rgb_lcd/main/main.c b/components/esp_lvgl_port/examples/rgb_lcd/main/main.c
index ad5f34841..cf445550b 100644
--- a/components/esp_lvgl_port/examples/rgb_lcd/main/main.c
+++ b/components/esp_lvgl_port/examples/rgb_lcd/main/main.c
@@ -237,9 +237,9 @@ static esp_err_t app_lvgl_init(void)
     const lvgl_port_display_rgb_cfg_t rgb_cfg = {
         .flags = {
 #if EXAMPLE_LCD_RGB_BOUNCE_BUFFER_MODE
-            .bb_mode = 1,
+            .bb_mode = true,
 #else
-            .bb_mode = 0,
+            .bb_mode = false,
 #endif
         }
     };
@@ -271,9 +271,6 @@ static void app_main_display(void)
 {
     lv_obj_t *scr = lv_scr_act();
 
-    /* Task lock */
-    lvgl_port_lock(0);
-
     /* Your LVGL objects code here .... */
 
     /* Create image */
@@ -299,9 +296,6 @@ static void app_main_display(void)
     lv_label_set_text_static(label, "Rotate screen");
     lv_obj_align(btn, LV_ALIGN_BOTTOM_MID, 0, -30);
     lv_obj_add_event_cb(btn, _app_button_cb, LV_EVENT_CLICKED, NULL);
-
-    /* Task unlock */
-    lvgl_port_unlock();
 }
 
 void app_main(void)
@@ -316,6 +310,8 @@ void app_main(void)
     ESP_ERROR_CHECK(app_lvgl_init());
 
     /* Show LVGL objects */
+    lvgl_port_lock(0);
     //app_main_display();
     lv_demo_music();
+    lvgl_port_unlock();
 }
diff --git a/components/esp_lvgl_port/src/lvgl8/esp_lvgl_port_disp.c b/components/esp_lvgl_port/src/lvgl8/esp_lvgl_port_disp.c
index 0ce2b4082..d7237dcd9 100644
--- a/components/esp_lvgl_port/src/lvgl8/esp_lvgl_port_disp.c
+++ b/components/esp_lvgl_port/src/lvgl8/esp_lvgl_port_disp.c
@@ -365,7 +365,7 @@ static bool lvgl_port_flush_vsync_ready_callback(esp_lcd_panel_handle_t panel_io
 {
     BaseType_t need_yield = pdFALSE;
 
-    lv_display_t *disp_drv = (lv_display_t *)user_ctx;
+    lv_disp_drv_t *disp_drv = (lv_display_t *)user_ctx;
     assert(disp_drv != NULL);
     need_yield = lvgl_port_task_notify(ULONG_MAX);