diff --git a/bsp/nuvoton/nk-980iot/applications/lvgl/lv_conf.h b/bsp/nuvoton/nk-980iot/applications/lvgl/lv_conf.h
index 9c2479dc5c..2d960ffe30 100644
--- a/bsp/nuvoton/nk-980iot/applications/lvgl/lv_conf.h
+++ b/bsp/nuvoton/nk-980iot/applications/lvgl/lv_conf.h
@@ -22,7 +22,5 @@
 #define LV_USE_DEMO_RTT_MUSIC           1
 #define LV_DEMO_RTT_MUSIC_AUTO_PLAY     1
 
-#define LV_DISP_DEF_REFR_PERIOD         16
-
 //#define CONFIG_LV_LOG_LEVEL LV_LOG_LEVEL_TRACE
 #endif
diff --git a/bsp/nuvoton/nk-n9h30/applications/lvgl/lv_conf.h b/bsp/nuvoton/nk-n9h30/applications/lvgl/lv_conf.h
index 5b953c5642..b224eaa47c 100644
--- a/bsp/nuvoton/nk-n9h30/applications/lvgl/lv_conf.h
+++ b/bsp/nuvoton/nk-n9h30/applications/lvgl/lv_conf.h
@@ -33,7 +33,5 @@
 #define LV_DEMO_MUSIC_AUTO_PLAY     1
 #endif
 
-//#define LV_DISP_DEF_REFR_PERIOD         16
-
 //#define CONFIG_LV_LOG_LEVEL LV_LOG_LEVEL_TRACE
 #endif
diff --git a/bsp/nuvoton/numaker-iot-m487/applications/lvgl/lv_conf.h b/bsp/nuvoton/numaker-iot-m487/applications/lvgl/lv_conf.h
index 4eca0985d0..28f69a5cc5 100644
--- a/bsp/nuvoton/numaker-iot-m487/applications/lvgl/lv_conf.h
+++ b/bsp/nuvoton/numaker-iot-m487/applications/lvgl/lv_conf.h
@@ -22,7 +22,6 @@
 //#define LV_USE_DEMO_BENCHMARK           1
 #define LV_USE_DEMO_WIDGETS             1
 #define LV_DEMO_WIDGETS_SLIDESHOW       1
-#define LV_DISP_DEF_REFR_PERIOD         16
 
 //#define CONFIG_LV_LOG_LEVEL LV_LOG_LEVEL_TRACE
 #endif
diff --git a/bsp/nuvoton/numaker-m032ki/applications/lvgl/lv_conf.h b/bsp/nuvoton/numaker-m032ki/applications/lvgl/lv_conf.h
index 5585679bdc..28f69a5cc5 100644
--- a/bsp/nuvoton/numaker-m032ki/applications/lvgl/lv_conf.h
+++ b/bsp/nuvoton/numaker-m032ki/applications/lvgl/lv_conf.h
@@ -22,7 +22,6 @@
 //#define LV_USE_DEMO_BENCHMARK           1
 #define LV_USE_DEMO_WIDGETS             1
 #define LV_DEMO_WIDGETS_SLIDESHOW       1
-//#define LV_DISP_DEF_REFR_PERIOD         16
 
 //#define CONFIG_LV_LOG_LEVEL LV_LOG_LEVEL_TRACE
 #endif
diff --git a/bsp/nuvoton/numaker-m2354/applications/lvgl/lv_conf.h b/bsp/nuvoton/numaker-m2354/applications/lvgl/lv_conf.h
index 9c2479dc5c..2d960ffe30 100644
--- a/bsp/nuvoton/numaker-m2354/applications/lvgl/lv_conf.h
+++ b/bsp/nuvoton/numaker-m2354/applications/lvgl/lv_conf.h
@@ -22,7 +22,5 @@
 #define LV_USE_DEMO_RTT_MUSIC           1
 #define LV_DEMO_RTT_MUSIC_AUTO_PLAY     1
 
-#define LV_DISP_DEF_REFR_PERIOD         16
-
 //#define CONFIG_LV_LOG_LEVEL LV_LOG_LEVEL_TRACE
 #endif
diff --git a/bsp/nuvoton/numaker-pfm-m487/applications/lvgl/lv_conf.h b/bsp/nuvoton/numaker-pfm-m487/applications/lvgl/lv_conf.h
index 4eca0985d0..28f69a5cc5 100644
--- a/bsp/nuvoton/numaker-pfm-m487/applications/lvgl/lv_conf.h
+++ b/bsp/nuvoton/numaker-pfm-m487/applications/lvgl/lv_conf.h
@@ -22,7 +22,6 @@
 //#define LV_USE_DEMO_BENCHMARK           1
 #define LV_USE_DEMO_WIDGETS             1
 #define LV_DEMO_WIDGETS_SLIDESHOW       1
-#define LV_DISP_DEF_REFR_PERIOD         16
 
 //#define CONFIG_LV_LOG_LEVEL LV_LOG_LEVEL_TRACE
 #endif
diff --git a/bsp/qemu-vexpress-a9/applications/lvgl/lv_conf.h b/bsp/qemu-vexpress-a9/applications/lvgl/lv_conf.h
index 16ca32979a..43071c8676 100644
--- a/bsp/qemu-vexpress-a9/applications/lvgl/lv_conf.h
+++ b/bsp/qemu-vexpress-a9/applications/lvgl/lv_conf.h
@@ -11,12 +11,12 @@
 #ifndef LV_CONF_H
 #define LV_CONF_H
 
+#include <rtconfig.h>
+
 #define LV_USE_PERF_MONITOR         1
 #define LV_COLOR_DEPTH              16
 
 /* music player demo */
-#include <rtconfig.h>
-#define LV_DISP_DEF_REFR_PERIOD     10
 #define LV_HOR_RES_MAX          BSP_LCD_WIDTH
 #define LV_VER_RES_MAX          BSP_LCD_HEIGHT
 #define LV_USE_DEMO_RTT_MUSIC       1
diff --git a/bsp/simulator/applications/lvgl/lv_conf.h b/bsp/simulator/applications/lvgl/lv_conf.h
index e558398800..9277d41855 100644
--- a/bsp/simulator/applications/lvgl/lv_conf.h
+++ b/bsp/simulator/applications/lvgl/lv_conf.h
@@ -11,6 +11,8 @@
 #ifndef LV_CONF_H
 #define LV_CONF_H
 
+#include <rtconfig.h>
+
 #define LV_USE_PERF_MONITOR         1
 #define LV_COLOR_DEPTH              32
 
@@ -20,8 +22,6 @@
 //#define LV_USE_FS_WIN32             1
 
 /* music player demo */
-#include <rtconfig.h>
-#define LV_DISP_DEF_REFR_PERIOD     10
 #define LV_HOR_RES_MAX          BSP_LCD_WIDTH
 #define LV_VER_RES_MAX          BSP_LCD_HEIGHT
 #define LV_USE_DEMO_RTT_MUSIC       1