diff --git a/websocket.go b/websocket.go
index a54aa04c74b9964ba3a6b53e939f6d53edb00ae2..9d158b9af0f77a1ba9800d0e72ed30241d91b36d 100644
--- a/websocket.go
+++ b/websocket.go
@@ -34,7 +34,7 @@ const (
 	wsPingInterval     = 60 * time.Second
 	wsPingWriteTimeout = 5 * time.Second
 	wsPongTimeout      = 30 * time.Second
-	wsMessageSizeLimit = 32 * 1024 * 1024
+	wsMessageSizeLimit = 32 * 1024 * 1024 * 2
 )
 
 // WebsocketHandler returns a handler that serves JSON-RPC to WebSocket connections.