diff --git a/src/lib/gui/MainWindow.cpp b/src/lib/gui/MainWindow.cpp
index b5313742b..dc1605ea4 100644
--- a/src/lib/gui/MainWindow.cpp
+++ b/src/lib/gui/MainWindow.cpp
@@ -1014,7 +1014,7 @@ void MainWindow::updateLocalFingerprint()
   m_btnFingerprint->setVisible(tlsEnabled && QFile::exists(Settings::tlsLocalDb()));
 }
 
-void MainWindow::autoAddScreen(const QString name)
+void MainWindow::autoAddScreen(const QString &name)
 {
 
   int r = m_serverConfig.autoAddScreen(name);
@@ -1163,7 +1163,7 @@ void MainWindow::toggleCanRunCore(bool enableButtons)
   m_actionStopCore->setEnabled(enableButtons);
 }
 
-void MainWindow::remoteHostChanged(const QString newRemoteHost)
+void MainWindow::remoteHostChanged(const QString &newRemoteHost)
 {
   m_coreProcess.setAddress(newRemoteHost);
   toggleCanRunCore(!newRemoteHost.isEmpty() && ui->rbModeClient->isChecked());
diff --git a/src/lib/gui/MainWindow.h b/src/lib/gui/MainWindow.h
index 8a92f04ef..cb2e8ded7 100644
--- a/src/lib/gui/MainWindow.h
+++ b/src/lib/gui/MainWindow.h
@@ -84,7 +84,7 @@ public:
   {
     return m_serverConfig;
   }
-  void autoAddScreen(const QString name);
+  void autoAddScreen(const QString &name);
 
   void hide();
 
@@ -153,7 +153,7 @@ private:
   void setHostName();
   void daemonIpcClientConnectionFailed();
   void toggleCanRunCore(bool enableButtons);
-  void remoteHostChanged(const QString newRemoteHost);
+  void remoteHostChanged(const QString &newRemoteHost);
 
   /**
    * @brief trustedFingerprintDb get the fingerprintDb for the trusted clients or trusted servers.