diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/composer/MessageComposerViewEvents.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/composer/MessageComposerViewEvents.kt
index c1af838795..0b8ab1fe04 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/composer/MessageComposerViewEvents.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/composer/MessageComposerViewEvents.kt
@@ -30,13 +30,13 @@ sealed class MessageComposerViewEvents : VectorViewEvents {
 
     object MessageSent : SendMessageResult()
     data class JoinRoomCommandSuccess(val roomId: String) : SendMessageResult()
-    class SlashCommandError(val command: Command) : SendMessageResult()
-    class SlashCommandUnknown(val command: String) : SendMessageResult()
-    class SlashCommandNotSupportedInThreads(val command: Command) : SendMessageResult()
+    data class SlashCommandError(val command: Command) : SendMessageResult()
+    data class SlashCommandUnknown(val command: String) : SendMessageResult()
+    data class SlashCommandNotSupportedInThreads(val command: Command) : SendMessageResult()
     data class SlashCommandHandled(@StringRes val messageRes: Int? = null) : SendMessageResult()
     object SlashCommandLoading : SendMessageResult()
     data class SlashCommandResultOk(@StringRes val messageRes: Int? = null) : SendMessageResult()
-    class SlashCommandResultError(val throwable: Throwable) : SendMessageResult()
+    data class SlashCommandResultError(val throwable: Throwable) : SendMessageResult()
 
     data class OpenRoomMemberProfile(val userId: String) : MessageComposerViewEvents()