diff --git a/websocket-sharp/CloseStatusCode.cs b/websocket-sharp/CloseStatusCode.cs
index 74bb9da7..e88e6c7a 100644
--- a/websocket-sharp/CloseStatusCode.cs
+++ b/websocket-sharp/CloseStatusCode.cs
@@ -36,12 +36,12 @@ namespace WebSocketSharp
   /// <remarks>
   ///   <para>
   ///   The values of this enumeration are defined in
-  ///   <see href="http://tools.ietf.org/html/rfc6455#section-7.4">Section 7.4</see> of RFC 6455.
+  ///   <see href="http://tools.ietf.org/html/rfc6455#section-7.4">
+  ///   Section 7.4</see> of RFC 6455.
   ///   </para>
   ///   <para>
-  ///   "Reserved value" must not be set as a status code in a connection close frame by
-  ///   an endpoint. It's designated for use in applications expecting a status code to
-  ///   indicate that the connection was closed due to the system grounds.
+  ///   "Reserved value" cannot be sent as a status code in
+  ///   closing handshake by an endpoint.
   ///   </para>
   /// </remarks>
   public enum CloseStatusCode : ushort
@@ -51,17 +51,19 @@ namespace WebSocketSharp
     /// </summary>
     Normal = 1000,
     /// <summary>
-    /// Equivalent to close status 1001. Indicates that an endpoint is going away.
+    /// Equivalent to close status 1001. Indicates that an endpoint is
+    /// going away.
     /// </summary>
     Away = 1001,
     /// <summary>
-    /// Equivalent to close status 1002. Indicates that an endpoint is terminating
-    /// the connection due to a protocol error.
+    /// Equivalent to close status 1002. Indicates that an endpoint is
+    /// terminating the connection due to a protocol error.
     /// </summary>
     ProtocolError = 1002,
     /// <summary>
-    /// Equivalent to close status 1003. Indicates that an endpoint is terminating
-    /// the connection because it has received a type of data that it cannot accept.
+    /// Equivalent to close status 1003. Indicates that an endpoint is
+    /// terminating the connection because it has received a type of
+    /// data that it cannot accept.
     /// </summary>
     UnsupportedData = 1003,
     /// <summary>
@@ -69,46 +71,49 @@ namespace WebSocketSharp
     /// </summary>
     Undefined = 1004,
     /// <summary>
-    /// Equivalent to close status 1005. Indicates that no status code was actually present.
-    /// A Reserved value.
+    /// Equivalent to close status 1005. Indicates that no status code was
+    /// actually present. A Reserved value.
     /// </summary>
     NoStatus = 1005,
     /// <summary>
-    /// Equivalent to close status 1006. Indicates that the connection was closed abnormally.
-    /// A Reserved value.
+    /// Equivalent to close status 1006. Indicates that the connection was
+    /// closed abnormally. A Reserved value.
     /// </summary>
     Abnormal = 1006,
     /// <summary>
-    /// Equivalent to close status 1007. Indicates that an endpoint is terminating
-    /// the connection because it has received a message that contains data that
-    /// isn't consistent with the type of the message.
+    /// Equivalent to close status 1007. Indicates that an endpoint is
+    /// terminating the connection because it has received a message that
+    /// contains data that is not consistent with the type of the message.
     /// </summary>
     InvalidData = 1007,
     /// <summary>
-    /// Equivalent to close status 1008. Indicates that an endpoint is terminating
-    /// the connection because it has received a message that violates its policy.
+    /// Equivalent to close status 1008. Indicates that an endpoint is
+    /// terminating the connection because it has received a message that
+    /// violates its policy.
     /// </summary>
     PolicyViolation = 1008,
     /// <summary>
-    /// Equivalent to close status 1009. Indicates that an endpoint is terminating
-    /// the connection because it has received a message that is too big to process.
+    /// Equivalent to close status 1009. Indicates that an endpoint is
+    /// terminating the connection because it has received a message that
+    /// is too big to process.
     /// </summary>
     TooBig = 1009,
     /// <summary>
-    /// Equivalent to close status 1010. Indicates that a client is terminating
-    /// the connection because it has expected the server to negotiate one or more extension,
-    /// but the server didn't return them in the handshake response.
+    /// Equivalent to close status 1010. Indicates that a client is
+    /// terminating the connection because it has expected the server to
+    /// negotiate one or more extension, but the server did not return
+    /// them in the handshake response.
     /// </summary>
     MandatoryExtension = 1010,
     /// <summary>
-    /// Equivalent to close status 1011. Indicates that a server is terminating
-    /// the connection because it has encountered an unexpected condition that
-    /// prevented it from fulfilling the request.
+    /// Equivalent to close status 1011. Indicates that a server is
+    /// terminating the connection because it has encountered an unexpected
+    /// condition that prevented it from fulfilling the request.
     /// </summary>
     ServerError = 1011,
     /// <summary>
-    /// Equivalent to close status 1015. Indicates that the connection was closed
-    /// due to a failure to perform a TLS handshake. A Reserved value.
+    /// Equivalent to close status 1015. Indicates that the connection was
+    /// closed due to a failure to perform a TLS handshake. A Reserved value.
     /// </summary>
     TlsHandshakeFailure = 1015
   }