diff --git a/package/CHANGELOG.md b/package/CHANGELOG.md
index b4b7e9cc..17af6048 100644
--- a/package/CHANGELOG.md
+++ b/package/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 0.4.2 Apr 21, 2024
+
+- Add new SheetNotifications for drag events (#92)
+- Add SheetTheme (#93)
+- Add a way to specify default physics and default ancestor physics (#96)
+
 ## 0.4.1 Mar 20, 2024
 
 - Fix mistakes in the documentation of `BottomBarVisibility` and `ConditionalStickyBottomBarVisibility` which may mislead readers.
diff --git a/package/lib/src/foundation/physics.dart b/package/lib/src/foundation/physics.dart
index a420f41b..0c2ddaa2 100644
--- a/package/lib/src/foundation/physics.dart
+++ b/package/lib/src/foundation/physics.dart
@@ -17,7 +17,7 @@ const kDefaultSheetSpring = SpringDescription(
   stiffness: 100.0,
   // Use a pre-calculated value to define the spring as a const variable.
   // See the implementation of withDampingRatio() for the formula.
-  damping: 15.5563491861,
+  damping: 15.5563491861, // 1.1 * 2.0 * sqrt(0.5 * 100.0)
 );
 
 const _minSettlingDuration = Duration(milliseconds: 160);
diff --git a/package/pubspec.yaml b/package/pubspec.yaml
index 756fc5eb..c19d29b5 100644
--- a/package/pubspec.yaml
+++ b/package/pubspec.yaml
@@ -1,6 +1,6 @@
 name: smooth_sheets
 description: Sheet widgets with smooth motion and great flexibility. Also supports nested navigation in both imperative and declarative ways.
-version: 0.4.1
+version: 0.4.2
 repository: https://github.com/fujidaiti/smooth_sheets
 
 environment: