diff --git a/websocket-sharp/WebSocket.cs b/websocket-sharp/WebSocket.cs
index 3e38ff02..7b6a54dd 100644
--- a/websocket-sharp/WebSocket.cs
+++ b/websocket-sharp/WebSocket.cs
@@ -794,6 +794,7 @@ namespace WebSocketSharp
       if (_fragmentsBuffer != null) {
         _fragmentsBuffer.Dispose ();
         _fragmentsBuffer = null;
+        _inContinuation = false;
       }
 
       if (_receivePong != null) {