diff --git a/tutorials/audio/recording_with_microphone.rst b/tutorials/audio/recording_with_microphone.rst
index 4e04142f8ec..5db3cfb2305 100644
--- a/tutorials/audio/recording_with_microphone.rst
+++ b/tutorials/audio/recording_with_microphone.rst
@@ -42,7 +42,7 @@ An ``AudioStreamPlayer`` named ``AudioStreamRecord`` is used for recording.
         var idx = AudioServer.get_bus_index("Record")
         # And use it to retrieve its first effect, which has been defined
         # as an "AudioEffectRecord" resource.
-        effect = AudioServer.get_bus_effect(idx, 0)
+        var effect = AudioServer.get_bus_effect(idx, 0)
 
  .. code-tab:: csharp