diff --git a/src/W800_SDK_v1.00.10/lvgl/lvgl_port/lv_conf.h b/src/W800_SDK_v1.00.10/lvgl/lvgl_port/lv_conf.h
index ad92e3d..b139c2f 100644
--- a/src/W800_SDK_v1.00.10/lvgl/lvgl_port/lv_conf.h
+++ b/src/W800_SDK_v1.00.10/lvgl/lvgl_port/lv_conf.h
@@ -523,7 +523,7 @@
     #define LV_USE_CALENDAR_HEADER_DROPDOWN 1
 #endif  /*LV_USE_CALENDAR*/
 
-#define LV_USE_CHART      0
+#define LV_USE_CHART      1
 
 #define LV_USE_COLORWHEEL 0