diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6073234..9056ecb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.1.1
+
+- Updating class documentation
+
 ## 0.1.0
 
-* Initial release.
+- Initial release.
diff --git a/lib/json_delta.dart b/lib/json_delta.dart
index 5db2721..54a49d4 100644
--- a/lib/json_delta.dart
+++ b/lib/json_delta.dart
@@ -2,7 +2,13 @@ library json_delta;
 
 import "package:collection/collection.dart";
 
+/// Abstract class for `JsonDelta` mixin to work with. This class should be
+/// implemented by any class that wants to use the `JsonDelta` mixin.
 abstract class JsonSerializable {
+  
+  /// Converts the object to a JSON object
+  /// This method should implement your object's serialization logic
+  /// that will be used to save the object's state and compare it later.
   Map<String, dynamic> toJson();
 }
 
diff --git a/pubspec.yaml b/pubspec.yaml
index b676b49..1f9b31b 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: json_delta
 description: Dart extension for serializing and an object to a JSON delta.
-version: 0.1.0
+version: 0.1.1
 homepage: https://github.com/oddbit/dart-json-delta
 
 environment: