diff --git a/tests/src/components/chat/ChatModel.cpp b/tests/src/components/chat/ChatModel.cpp
index a4f1ab6c8..d74dbd551 100644
--- a/tests/src/components/chat/ChatModel.cpp
+++ b/tests/src/components/chat/ChatModel.cpp
@@ -21,6 +21,7 @@ public:
 
   ~MessageHandlers () = default;
 
+private:
   void onFileTransferRecv (
     const shared_ptr<linphone::ChatMessage> &message,
     const shared_ptr<linphone::Content> &content,
@@ -65,7 +66,6 @@ public:
     emit chat.dataChanged(chat.index(row, 0), chat.index(row, 0));
   }
 
-private:
   ChatModel *m_chat_model;
 };
 
diff --git a/tests/src/components/core/CoreHandlers.hpp b/tests/src/components/core/CoreHandlers.hpp
index b17106350..916faa0ba 100644
--- a/tests/src/components/core/CoreHandlers.hpp
+++ b/tests/src/components/core/CoreHandlers.hpp
@@ -11,7 +11,10 @@ class CoreHandlers :
   public linphone::CoreListener {
   Q_OBJECT;
 
-public:
+signals:
+  void receivedMessage (const std::shared_ptr<linphone::ChatMessage> &message);
+
+private:
   void onAuthenticationRequested (
     const std::shared_ptr<linphone::Core> &core,
     const std::shared_ptr<linphone::AuthInfo> &auth_info,
@@ -30,9 +33,6 @@ public:
     const std::shared_ptr<linphone::ChatRoom> &room,
     const std::shared_ptr<linphone::ChatMessage> &message
   ) override;
-
-signals:
-  void receivedMessage (const std::shared_ptr<linphone::ChatMessage> &message);
 };
 
 #endif // CORE_HANDLERS_H_