diff --git a/internal_filesystem/apps/com.example.lvgltest/assets/lvgltest.py b/internal_filesystem/apps/com.example.lvgltest/assets/lvgltest.py
index 8ed442f7..8852e985 100644
--- a/internal_filesystem/apps/com.example.lvgltest/assets/lvgltest.py
+++ b/internal_filesystem/apps/com.example.lvgltest/assets/lvgltest.py
@@ -10,9 +10,7 @@ SPINNER_SIZE = 40   # Size of each spinner in pixels
 spinner_count = 0
 metrics_label = None
 
-
-
-def add_spinner_and_update():
+def add_spinner_and_update(timer):
     global spinner_count, metrics_label
     try:
         x = random.randint(0, appscreen.get_width() - SPINNER_SIZE)
@@ -32,19 +30,21 @@ def add_spinner_and_update():
 def run_benchmark():
     global spinner_count, metrics_label
     print("Starting LVGL spinner benchmark...")
-    
     metrics_label = lv.label(appscreen)
     metrics_label.set_style_text_color(lv.color_white(), 0)
     metrics_label.set_style_bg_color(lv.color_black(), 0)
     metrics_label.set_style_bg_opa(lv.OPA.COVER, 0)
     metrics_label.set_pos(10, 10)
     metrics_label.set_text("Spinners: 0")
-    
+    timer = lv.timer_create(add_spinner_and_update, 2000, None)
+    th.disable() # taskhandler control is necessary, otherwise there are concurrency issues
     while appscreen == lv.screen_active():
-        add_spinner_and_update()
-        time.sleep(4)
+        lv.task_handler()
+        time.sleep_ms(10)
+        lv.tick_inc(10)
+    th.enable()
+    timer.delete()
 
-       
 try:
     run_benchmark()
 except Exception as e: