diff --git a/CHANGELOG.md b/CHANGELOG.md
index d479993b..479dc4dc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 - Fixes right icon always shows default icon in `CalendarPageHeader` when providing custom icon. [#432](https://github.com/SimformSolutionsPvtLtd/flutter_calendar_view/issues/432)
 - Adds `hideDaysNotInMonth` argument in `cellBuilder` in readme. [#433](https://github.com/SimformSolutionsPvtLtd/flutter_calendar_view/issues/433)
 - Fixes `titleColor` of date for `hideDaysNotInMonth: false`.
+- Fixes `startHour` and `endHour` not updating when rebuilding in week view. [#410](https://github.com/SimformSolutionsPvtLtd/flutter_calendar_view/issues/410)
 
 # [1.3.0 - 12 Nov 2024](https://github.com/SimformSolutionsPvtLtd/flutter_calendar_view/tree/1.3.0)
 
diff --git a/lib/src/week_view/week_view.dart b/lib/src/week_view/week_view.dart
index 2b074370..0a2182f9 100644
--- a/lib/src/week_view/week_view.dart
+++ b/lib/src/week_view/week_view.dart
@@ -468,6 +468,8 @@ class WeekViewState<T extends Object?> extends State<WeekView<T>> {
     }
 
     _eventArranger = widget.eventArranger ?? SideEventArranger<T>();
+    _startHour = widget.startHour;
+    _endHour = widget.endHour;
 
     // Update heights.
     _calculateHeights();