diff --git a/src/DotNext/Buffers/BufferWriter.cs b/src/DotNext/Buffers/BufferWriter.cs
index e4ab26ce0..38bfbc2bb 100644
--- a/src/DotNext/Buffers/BufferWriter.cs
+++ b/src/DotNext/Buffers/BufferWriter.cs
@@ -246,6 +246,7 @@ public void Advance(int count)
/// Moves the writer back the specified number of items.
///
/// The number of items.
+ /// This writer has been disposed.
/// is less than zero or greater than .
public void Rewind(int count)
{