diff --git a/lib/sliding_up_panel_widget.dart b/lib/sliding_up_panel_widget.dart
index 8a9f40c..204f33d 100644
--- a/lib/sliding_up_panel_widget.dart
+++ b/lib/sliding_up_panel_widget.dart
@@ -1,8 +1,7 @@
 import 'package:flutter/material.dart';
 
 /// On panel status changed
-typedef OnSlidingUpPanelStatusChanged = void Function(
-    SlidingUpPanelStatus status);
+typedef OnSlidingUpPanelStatusChanged = void Function(SlidingUpPanelStatus status);
 
 /// On drag down when user drag down this panel
 typedef OnSlidingUpPanelDragDown = void Function(DragDownDetails details);
@@ -140,16 +139,13 @@ class SlidingUpPanelWidget extends StatefulWidget {
   }
 }
 
-class _SlidingUpPanelWidgetState extends State<SlidingUpPanelWidget>
-    with SingleTickerProviderStateMixin<SlidingUpPanelWidget> {
+class _SlidingUpPanelWidgetState extends State<SlidingUpPanelWidget> with SingleTickerProviderStateMixin<SlidingUpPanelWidget> {
   late Animation<Offset> animation;
 
-  final GlobalKey _childKey =
-      GlobalKey(debugLabel: 'SlidingUpPanelWidget child');
+  final GlobalKey _childKey = GlobalKey(debugLabel: 'SlidingUpPanelWidget child');
 
   double? get _childHeight {
-    RenderBox renderBox =
-        _childKey.currentContext!.findRenderObject()! as RenderBox;
+    RenderBox renderBox = _childKey.currentContext!.findRenderObject()! as RenderBox;
     return renderBox.size.height;
   }
 
@@ -163,16 +159,12 @@ class _SlidingUpPanelWidgetState extends State<SlidingUpPanelWidget>
   void initState() {
     widget.panelController.addListener(handlePanelStatusChanged);
     if (widget.animationController == null) {
-      _animationController =
-          SlidingUpPanelWidget.createAnimationController(this);
+      _animationController = SlidingUpPanelWidget.createAnimationController(this);
     } else {
       _animationController = widget.animationController!;
     }
     animation = _animationController.drive(
-      Tween(
-              begin: Offset(0.0, widget.upperBound),
-              end: Offset(0.0, widget.minimumBound))
-          .chain(
+      Tween(begin: Offset(0.0, widget.upperBound), end: Offset(0.0, widget.minimumBound)).chain(
         CurveTween(
           curve: Curves.linear,
         ),
@@ -188,12 +180,19 @@ class _SlidingUpPanelWidgetState extends State<SlidingUpPanelWidget>
     WidgetsBinding.instance.addPostFrameCallback((_) => _initData(context));
   }
 
+  @override
+  void didUpdateWidget(SlidingUpPanelWidget oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    if (oldWidget.panelController != widget.panelController) {
+      oldWidget.panelController.removeListener(handlePanelStatusChanged);
+      widget.panelController.addListener(handlePanelStatusChanged);
+    }
+  }
+
   /// ReCalculate collapse fraction
   void reCalculateCollapseFraction() {
-    if (widget.controlHeight / MediaQuery.of(context).size.height >
-        widget.minimumBound) {
-      collapseFraction =
-          widget.controlHeight / MediaQuery.of(context).size.height;
+    if (widget.controlHeight / MediaQuery.of(context).size.height > widget.minimumBound) {
+      collapseFraction = widget.controlHeight / MediaQuery.of(context).size.height;
     } else {
       collapseFraction = widget.minimumBound;
     }
@@ -273,14 +272,11 @@ class _SlidingUpPanelWidgetState extends State<SlidingUpPanelWidget>
       onTap: widget.enableOnTap
           ? (widget.onTap ??
               () {
-                if (SlidingUpPanelStatus.anchored ==
-                    widget.panelController.status) {
+                if (SlidingUpPanelStatus.anchored == widget.panelController.status) {
                   collapse();
-                } else if (SlidingUpPanelStatus.collapsed ==
-                    widget.panelController.status) {
+                } else if (SlidingUpPanelStatus.collapsed == widget.panelController.status) {
                   anchor();
-                } else if (SlidingUpPanelStatus.expanded ==
-                    widget.panelController.status) {
+                } else if (SlidingUpPanelStatus.expanded == widget.panelController.status) {
                   collapse();
                 } else {
                   collapse();
@@ -307,8 +303,7 @@ class _SlidingUpPanelWidgetState extends State<SlidingUpPanelWidget>
 
   ///Handle method when user drag the panel
   void _handleDragUpdate(DragUpdateDetails details) {
-    _animationController.value -=
-        details.primaryDelta! / (_childHeight ?? details.primaryDelta!);
+    _animationController.value -= details.primaryDelta! / (_childHeight ?? details.primaryDelta!);
     widget.panelController.value = SlidingUpPanelStatus.dragging;
     widget.onStatusChanged?.call(widget.panelController.status);
     widget.dragUpdate?.call(details);
@@ -319,8 +314,7 @@ class _SlidingUpPanelWidgetState extends State<SlidingUpPanelWidget>
     if (details.velocity.pixelsPerSecond.dy < -_kMinFlingVelocity) {
       if (SlidingUpPanelStatus.collapsed == widget.panelController.status) {
         anchor();
-      } else if ((SlidingUpPanelStatus.anchored ==
-          widget.panelController.status)) {
+      } else if ((SlidingUpPanelStatus.anchored == widget.panelController.status)) {
         expand();
       } else {
         expand();
@@ -328,19 +322,16 @@ class _SlidingUpPanelWidgetState extends State<SlidingUpPanelWidget>
     } else if (details.velocity.pixelsPerSecond.dy > _kMinFlingVelocity) {
       if (SlidingUpPanelStatus.expanded == widget.panelController.status) {
         anchor();
-      } else if ((SlidingUpPanelStatus.anchored ==
-          widget.panelController.status)) {
+      } else if ((SlidingUpPanelStatus.anchored == widget.panelController.status)) {
         collapse();
       } else {
         collapse();
       }
     } else if (_animationController.value < _kCloseProgressThreshold) {
       collapse();
-    } else if ((_animationController.value >=
-        (anchorFraction + widget.upperBound) / 2)) {
+    } else if ((_animationController.value >= (anchorFraction + widget.upperBound) / 2)) {
       expand();
-    } else if (_animationController.value >= _kCloseProgressThreshold &&
-        _animationController.value < (anchorFraction + widget.upperBound) / 2) {
+    } else if (_animationController.value >= _kCloseProgressThreshold && _animationController.value < (anchorFraction + widget.upperBound) / 2) {
       anchor();
     } else {
       collapse();
@@ -351,32 +342,28 @@ class _SlidingUpPanelWidgetState extends State<SlidingUpPanelWidget>
   ///Collapse the panel
   void collapse() {
     reCalculateCollapseFraction();
-    _animationController.animateTo(collapseFraction,
-        curve: Curves.linearToEaseOut, duration: _kSlidingUpPanelDuration);
+    _animationController.animateTo(collapseFraction, curve: Curves.linearToEaseOut, duration: _kSlidingUpPanelDuration);
     widget.panelController.value = SlidingUpPanelStatus.collapsed;
     widget.onStatusChanged?.call(widget.panelController.status);
   }
 
   ///Expand the panel
   void expand() {
-    _animationController.animateTo(widget.upperBound,
-        curve: Curves.linearToEaseOut, duration: _kSlidingUpPanelDuration);
+    _animationController.animateTo(widget.upperBound, curve: Curves.linearToEaseOut, duration: _kSlidingUpPanelDuration);
     widget.panelController.value = SlidingUpPanelStatus.expanded;
     widget.onStatusChanged?.call(widget.panelController.status);
   }
 
   ///Anchor the panel
   void anchor() {
-    _animationController.animateTo(anchorFraction,
-        curve: Curves.linearToEaseOut, duration: _kSlidingUpPanelDuration);
+    _animationController.animateTo(anchorFraction, curve: Curves.linearToEaseOut, duration: _kSlidingUpPanelDuration);
     widget.panelController.value = SlidingUpPanelStatus.anchored;
     widget.onStatusChanged?.call(widget.panelController.status);
   }
 
   ///Hide the panel
   void hide() {
-    _animationController.animateTo(0,
-        curve: Curves.linearToEaseOut, duration: _kSlidingUpPanelDuration);
+    _animationController.animateTo(0, curve: Curves.linearToEaseOut, duration: _kSlidingUpPanelDuration);
     widget.panelController.value = SlidingUpPanelStatus.hidden;
     widget.onStatusChanged?.call(widget.panelController.status);
   }
@@ -414,8 +401,7 @@ class _SlidingUpPanelWidgetState extends State<SlidingUpPanelWidget>
 
 ///The controller of SlidingUpPanelWidget
 class SlidingUpPanelController extends ValueNotifier<SlidingUpPanelStatus> {
-  SlidingUpPanelController({SlidingUpPanelStatus? value})
-      : super(value != null ? value : SlidingUpPanelStatus.collapsed);
+  SlidingUpPanelController({SlidingUpPanelStatus? value}) : super(value != null ? value : SlidingUpPanelStatus.collapsed);
 
   SlidingUpPanelStatus get status => value;