diff --git a/CHANGELOG.md b/CHANGELOG.md
index ab62aaa..cd83f1a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,10 @@
+## 4.0.6
+* **FIX:** Removed `final` modifier from `EasyDialogsController` class to enable mocking ([issue 42](https://github.com/feduke-nukem/flutter_easy_dialogs/issues/42))
+
 ## 4.0.5
 * **FEAT:** https://github.com/feduke-nukem/flutter_easy_dialogs/issues/40
 * **FEAT:** Made `FlutterEasyDialogs.controller` public API by removing `@visibleForTesting` annotation ([issue 42](https://github.com/feduke-nukem/flutter_easy_dialogs/issues/42))
 
-
 ## 4.0.4
 * **FIX:** Fixed https://github.com/feduke-nukem/flutter_easy_dialogs/issues/37
 * **FIX:** Fixed https://github.com/feduke-nukem/flutter_easy_dialogs/issues/38
diff --git a/lib/src/core/easy_dialogs_controller.dart b/lib/src/core/easy_dialogs_controller.dart
index c256409..a10931f 100644
--- a/lib/src/core/easy_dialogs_controller.dart
+++ b/lib/src/core/easy_dialogs_controller.dart
@@ -20,7 +20,7 @@ part 'easy_dialog_dismiss.dart';
 /// {@category Migration guide from 2.x to 3.x}
 /// {@category Dialogs}
 /// Core class for manipulating dialogs.
-final class EasyDialogsController {
+class EasyDialogsController {
   @visibleForTesting
   final entries = <Object, _DialogEntry>{};