diff --git a/lib/draggable_scrollbar.dart b/lib/draggable_scrollbar.dart
index 9573486..b24eb88 100755
--- a/lib/draggable_scrollbar.dart
+++ b/lib/draggable_scrollbar.dart
@@ -350,8 +350,9 @@ class _DraggableScrollbarState extends State<DraggableScrollbar>
 
   @override
   void dispose() {
-    _thumbAnimationController.dispose();
     _fadeoutTimer?.cancel();
+    _labelAnimationController.dispose();
+    _thumbAnimationController.dispose();
     super.dispose();
   }