diff --git a/python/community/flet_animations/hover_animation.py b/python/community/flet_animations/hover_animation.py
index 744e9d64..c9246133 100644
--- a/python/community/flet_animations/hover_animation.py
+++ b/python/community/flet_animations/hover_animation.py
@@ -12,8 +12,9 @@ def on_exit():
         width=page.width;
         for i in range(100):
             time.sleep(0.001);
-            pb.value-=0.01;
-            page.update();
+            if pb.value > 0:
+                pb.value -= 0.01
+            page.update()
     page.horizontal_alignment = page.vertical_alignment = "center";
     progress_bar=pb = ft.ProgressBar(width=185, value=0, color="amber", bgcolor="#eeeeee");
     exp=ft.Column(alignment="center", controls=[ft.Row(alignment="center", controls=[ft.Column(controls=[ft.GestureDetector(