diff --git a/toonz/sources/toonzlib/preferences.cpp b/toonz/sources/toonzlib/preferences.cpp
index bf98395..5d54100 100644
--- a/toonz/sources/toonzlib/preferences.cpp
+++ b/toonz/sources/toonzlib/preferences.cpp
@@ -226,6 +226,8 @@ Preferences::Preferences()
     , m_scanLevelType("tif")
 #ifdef _WIN32
     , m_interfaceFont("Segoe UI")
+#elif defined Q_OS_MACOS
+    , m_interfaceFont("Helvetica Neue")
 #else
     , m_interfaceFont("Helvetica")
 #endif
@@ -1685,4 +1687,4 @@ QString Preferences::getColorCalibrationLutPath(QString &monitorName) const {
 void Preferences::enableAutoStretch(bool on) {
   m_enableAutoStretch = on;
   m_settings->setValue("EnableAutoStretch", on ? "1" : "0");
-}
\ No newline at end of file
+}