diff --git a/discord/file.py b/discord/file.py
index 8155e4fd1..e46d49411 100644
--- a/discord/file.py
+++ b/discord/file.py
@@ -167,12 +167,18 @@ class VoiceMessageFile(File):
     This is a subclass of :class:`File` that is specifically used for sending voice messages.
 
     .. versionadded:: 2.6
+
+    Attributes
+    -----------
+    duration: :class:`float`
+        The duration of the voice message in seconds. Does not need to be accurate
+
     """
 
     def __init__(
         self,
         fp: Union[str, bytes, os.PathLike[Any], io.BufferedIOBase],
-        duration: float = 5.0,
+        duration: float,
         waveform: Optional[str] = None,
     ):
         super().__init__(fp, filename="voice-message.ogg", spoiler=False)
diff --git a/docs/api.rst b/docs/api.rst
index c7d9e351f..5f58fa480 100644
--- a/docs/api.rst
+++ b/docs/api.rst
@@ -5632,6 +5632,14 @@ File
 .. autoclass:: File
     :members:
 
+VoiceMessageFile
+~~~~~~~~~~~~~~~~~
+
+.. attributetable:: VoiceMessageFile
+
+.. autoclass:: VoiceMessageFile
+    :members:
+
 Colour
 ~~~~~~