diff --git a/src/GUI/infolabel.cpp b/src/GUI/infolabel.cpp
index 055e565d..e0d7b3a0 100644
--- a/src/GUI/infolabel.cpp
+++ b/src/GUI/infolabel.cpp
@@ -1,10 +1,16 @@
+#include <QtGlobal>
 #include "infolabel.h"
 
+#include <QDebug>
 InfoLabel::InfoLabel(const QString &text, QWidget *parent)
   : QLabel(text, parent)
 {
 	QFont f(font());
+#ifdef Q_OS_MAC
+	f.setPointSize(qMax(10, f.pointSize() - 2));
+#else // Q_OS_MAC
 	f.setPointSize(f.pointSize() - 1);
+#endif // Q_OS_MAC
 	setWordWrap(true);
 	setFont(f);
 }
diff --git a/src/GUI/optionsdialog.cpp b/src/GUI/optionsdialog.cpp
index 5cfcc735..a915ff67 100644
--- a/src/GUI/optionsdialog.cpp
+++ b/src/GUI/optionsdialog.cpp
@@ -781,6 +781,9 @@ OptionsDialog::OptionsDialog(Options &options, Units units, QWidget *parent)
 	QVBoxLayout *layout = new QVBoxLayout;
 	layout->addLayout(contentLayout);
 	layout->addWidget(buttonBox);
+#ifdef Q_OS_MAC
+	layout->setSizeConstraint(QLayout::SetFixedSize);
+#endif // Q_OS_MAC
 	setLayout(layout);
 
 	setWindowTitle(tr("Options"));