diff --git a/websocket-sharp/Net/HttpListenerPrefixCollection.cs b/websocket-sharp/Net/HttpListenerPrefixCollection.cs
index 25531462..3bdf5063 100644
--- a/websocket-sharp/Net/HttpListenerPrefixCollection.cs
+++ b/websocket-sharp/Net/HttpListenerPrefixCollection.cs
@@ -175,8 +175,8 @@ namespace WebSocketSharp.Net
     }
 
     /// <summary>
-    /// Returns a value indicating whether the collection contains the specified
-    /// URI prefix.
+    /// Returns a value indicating whether the collection contains the
+    /// specified URI prefix.
     /// </summary>
     /// <returns>
     /// <c>true</c> if the collection contains the URI prefix; otherwise,
@@ -189,8 +189,8 @@ namespace WebSocketSharp.Net
     /// <paramref name="uriPrefix"/> is <see langword="null"/>.
     /// </exception>
     /// <exception cref="ObjectDisposedException">
-    /// The <see cref="HttpListener"/> instance associated with this collection
-    /// is closed.
+    /// The <see cref="HttpListener"/> instance associated with this
+    /// collection is closed.
     /// </exception>
     public bool Contains (string uriPrefix)
     {