diff --git a/toonz/sources/toonz/audiorecordingpopup.cpp b/toonz/sources/toonz/audiorecordingpopup.cpp
index 2a862eb9..ef09761c 100644
--- a/toonz/sources/toonz/audiorecordingpopup.cpp
+++ b/toonz/sources/toonz/audiorecordingpopup.cpp
@@ -175,7 +175,11 @@ AudioRecordingPopup::AudioRecordingPopup()
   m_probe->setSource(m_audioRecorder);
   QAudioEncoderSettings audioSettings;
   audioSettings.setCodec("audio/PCM");
-  audioSettings.setSampleRate(44100);
+#ifdef MACOSX
+   audioSettings.setSampleRate(-1);
+ #else
+   audioSettings.setSampleRate(44100);
+ #endif
   audioSettings.setChannelCount(1);
   audioSettings.setBitRate(16);
   audioSettings.setEncodingMode(QMultimedia::ConstantBitRateEncoding);
@@ -606,4 +610,4 @@ void AudioLevelsDisplay::paintEvent(QPaintEvent *event) {
 //-----------------------------------------------------------------------------
 
 OpenPopupCommandHandler<AudioRecordingPopup> openAudioRecordingPopup(
-    MI_AudioRecording);
\ No newline at end of file
+    MI_AudioRecording);