diff --git a/Power_Pico/User/GUI/screens/ui_ChartPage.c b/Power_Pico/User/GUI/screens/ui_ChartPage.c
index 8aad6ea..79739d0 100644
--- a/Power_Pico/User/GUI/screens/ui_ChartPage.c
+++ b/Power_Pico/User/GUI/screens/ui_ChartPage.c
@@ -346,7 +346,7 @@ void ui_ChartPage_screen_init(void)
 void ui_ChartPage_screen_destroy(void)
 {
     if (chart_update_timer) {
-        lv_timer_del(chart_update_timer);
+        lv_timer_delete(chart_update_timer);
         chart_update_timer = NULL;
     }
 
diff --git a/Power_Pico/User/GUI/screens/ui_StartPage.c b/Power_Pico/User/GUI/screens/ui_StartPage.c
index 71a165d..897b241 100644
--- a/Power_Pico/User/GUI/screens/ui_StartPage.c
+++ b/Power_Pico/User/GUI/screens/ui_StartPage.c
@@ -133,5 +133,5 @@ void ui_StartPage_screen_init(void)
 
 void ui_StartPage_screen_destroy(void)
 {
-    lv_timer_del(_flush_timer);
+    lv_timer_delete(_flush_timer);
 }
diff --git a/Power_Pico/User/GUI/screens/ui_mainPage.c b/Power_Pico/User/GUI/screens/ui_mainPage.c
index 983cf17..34e14d4 100644
--- a/Power_Pico/User/GUI/screens/ui_mainPage.c
+++ b/Power_Pico/User/GUI/screens/ui_mainPage.c
@@ -266,5 +266,5 @@ void ui_main_screen_init(void)
 void ui_main_screen_destroy(void)
 {
     timecount = 0;
-    lv_timer_del(_flush_timer);
+    lv_timer_delete(_flush_timer);
 }