diff --git a/websocket-sharp/Net/WebHeaderCollection.cs b/websocket-sharp/Net/WebHeaderCollection.cs
index 83f190e8..c23bd4c6 100644
--- a/websocket-sharp/Net/WebHeaderCollection.cs
+++ b/websocket-sharp/Net/WebHeaderCollection.cs
@@ -727,7 +727,8 @@ namespace WebSocketSharp.Net
///
///
///
- /// The length of is greater than 65,535 characters.
+ /// The length of is greater than 65,535
+ /// characters.
///
///
/// This instance does not allow the response header.