diff --git a/websocket-sharp/Server/WebSocketServer.cs b/websocket-sharp/Server/WebSocketServer.cs
index 21159aea..c7f45414 100644
--- a/websocket-sharp/Server/WebSocketServer.cs
+++ b/websocket-sharp/Server/WebSocketServer.cs
@@ -904,10 +904,17 @@ namespace WebSocketSharp.Server
         _state = ServerState.ShuttingDown;
       }
 
-      stopReceiving (5000);
-      _services.Stop (code, reason);
-
-      _state = ServerState.Stop;
+      try {
+        try {
+          stopReceiving (5000);
+        }
+        finally {
+          _services.Stop (code, reason);
+        }
+      }
+      finally {
+        _state = ServerState.Stop;
+      }
     }
 
     private void stopReceiving (int millisecondsTimeout)