diff --git a/Assets/Stash/Scripts/Core/StashConstants.cs b/Assets/Stash/Scripts/Core/StashConstants.cs
index 67f6b29..64576d3 100644
--- a/Assets/Stash/Scripts/Core/StashConstants.cs
+++ b/Assets/Stash/Scripts/Core/StashConstants.cs
@@ -9,4 +9,4 @@ public class StashConstants
         public const string LinkAppleGameCenter = "/sdk/link_code/link_apple_game_center";
         public const string LinkGooglePlayGames = "/sdk/link_code/link_google_play_games";
     }
-}
\ No newline at end of file
+}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 569edcb..2902f1e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,28 @@
 
 All notable changes to this project will be documented in this file.
 
+
+## [0.4.0] - 2024-03-25
+
+- Stash API payloads & URL changes.
+- Added Google Play Games linking endpoint.
+- StashClient no longer inherited from MonoBehaviour and added to the scene.
+- Removed unused dependencies.
+- Added Google Play Games to the sample.
+- Sample now refreshes tokens before linking.
+- Added conditional compilation for iOS/Android-specific code in the sample.
+
+  
+## [0.3.0] - 2024-03-12
+
+- Stash API URL changes
+
+
+## [0.2.0] - 2024-03-07
+
+- Added Apple Game Center linking
+
+
 ## [0.1.0] - 2024-03-06
 
 - Initial Release