diff --git a/widgets/mainwindow.cpp b/widgets/mainwindow.cpp
index a83391636..a014cc37b 100644
--- a/widgets/mainwindow.cpp
+++ b/widgets/mainwindow.cpp
@@ -745,7 +745,7 @@ MainWindow::MainWindow(QDir const& temp_directory, bool multiple,
               }
           });
 
-#if defined(Q_OS_WIN)
+#if !defined(Q_OS_MAC)
   // ensure a balanced layout of the mode buttons both on Windos and MacOS
   ui->houndButton->setMaximumWidth(40);
   ui->ft8Button->setMaximumWidth(40);
@@ -755,6 +755,15 @@ MainWindow::MainWindow(QDir const& temp_directory, bool multiple,
   ui->jt65Button->setMaximumWidth(40);
 #endif
 
+#if defined(Q_OS_MAC)
+  // ensure a balanced layout of the mode buttons both on Windos and MacOS
+  ui->houndButton->setMinimumWidth(0);
+  ui->ft8Button->setMinimumWidth(0);
+  ui->ft4Button->setMinimumWidth(0);
+  ui->msk144Button->setMinimumWidth(0);
+  ui->q65Button->setMinimumWidth(0);
+  ui->jt65Button->setMinimumWidth(0);
+#endif
 
   // hook up save WAV file exit handling
   connect (&m_saveWAVWatcher, &QFutureWatcher<QString>::finished, [this] {