diff --git a/RiotSwiftUI/Modules/Room/Composer/Test/UI/ComposerUITests.swift b/RiotSwiftUI/Modules/Room/Composer/Test/UI/ComposerUITests.swift
index 2457e3cae..2bd7c2ace 100644
--- a/RiotSwiftUI/Modules/Room/Composer/Test/UI/ComposerUITests.swift
+++ b/RiotSwiftUI/Modules/Room/Composer/Test/UI/ComposerUITests.swift
@@ -17,7 +17,7 @@
 import RiotSwiftUI
 import XCTest
 
-class ComposerUITests: MockScreenTestCase {
+final class ComposerUITests: MockScreenTestCase {
     func testSendMode() throws {
         app.goToScreenWithIdentifier(MockComposerScreenState.send.title)
         
diff --git a/RiotSwiftUI/Modules/Room/Composer/Test/Unit/ComposerViewModelTests.swift b/RiotSwiftUI/Modules/Room/Composer/Test/Unit/ComposerViewModelTests.swift
index 2067f7c39..31f0a5bb3 100644
--- a/RiotSwiftUI/Modules/Room/Composer/Test/Unit/ComposerViewModelTests.swift
+++ b/RiotSwiftUI/Modules/Room/Composer/Test/Unit/ComposerViewModelTests.swift
@@ -18,7 +18,7 @@
 import SwiftUI
 import XCTest
 
-class ComposerViewModelTests: XCTestCase {
+final class ComposerViewModelTests: XCTestCase {
     var viewModel: ComposerViewModel!
     var context: ComposerViewModel.Context!
     
diff --git a/RiotSwiftUI/Modules/Room/Composer/ViewModel/ComposerViewModel.swift b/RiotSwiftUI/Modules/Room/Composer/ViewModel/ComposerViewModel.swift
index 2680a02c2..dcb1ec6fe 100644
--- a/RiotSwiftUI/Modules/Room/Composer/ViewModel/ComposerViewModel.swift
+++ b/RiotSwiftUI/Modules/Room/Composer/ViewModel/ComposerViewModel.swift
@@ -18,13 +18,13 @@ import SwiftUI
 
 typealias ComposerViewModelType = StateStoreViewModel<ComposerViewState, ComposerViewAction>
 
-class ComposerViewModel: ComposerViewModelType, ComposerViewModelProtocol {
-    
+final class ComposerViewModel: ComposerViewModelType, ComposerViewModelProtocol {
     // MARK: - Properties
 
     // MARK: Private
 
     // MARK: Public
+    
     var callback: ((ComposerViewModelResult) -> Void)?
     
     var sendMode: ComposerSendMode {