diff --git a/lib/pages/chat/recording_dialog.dart b/lib/pages/chat/recording_dialog.dart
index 62a863a68..b3bff4187 100644
--- a/lib/pages/chat/recording_dialog.dart
+++ b/lib/pages/chat/recording_dialog.dart
@@ -50,6 +50,7 @@ class RecordingDialogState extends State<RecordingDialog> {
         bitRate: bitRate,
         samplingRate: samplingRate,
         encoder: AudioEncoder.wav,
+        numChannels: 1,
       );
       setState(() => _duration = Duration.zero);
       _recorderSubscription?.cancel();