diff --git a/asio b/asio
index 8087252..6e75b35 160000
--- a/asio
+++ b/asio
@@ -1 +1 @@
-Subproject commit 8087252a0c3c2f0baad96ddbd6554db17a846376
+Subproject commit 6e75b35cdf5b6195cf7fc6f15d54eb134e6de22c
diff --git a/xfinal/connection.hpp b/xfinal/connection.hpp
index e6b1a65..6a558d3 100644
--- a/xfinal/connection.hpp
+++ b/xfinal/connection.hpp
@@ -660,6 +660,7 @@ namespace xfinal {
 						cancel_keep_timer();
 						auto ws = handler->router_.websokcets().start_webscoket(view2str(handler->req_.get_event_index_str()));
 						ws->user_data_ = req_.move_user_data();
+						ws->decode_url_params_ = req_.move_key_params ();
 						ws->move_socket(std::move(handler->socket_));
 					}
 				});
diff --git a/xfinal/http_handler.hpp b/xfinal/http_handler.hpp
index 92bcc7a..56eb51a 100644
--- a/xfinal/http_handler.hpp
+++ b/xfinal/http_handler.hpp
@@ -473,6 +473,9 @@ namespace xfinal {
 		std::map<std::string, nonstd::any>&& move_user_data() {
 			return std::move(user_data_);
 		}
+		std::map<std::string, std::string>&& move_key_params () {
+			return std::move (decode_url_params_);
+		}
 	private:
 		nonstd::string_view method_;
 		nonstd::string_view url_;
diff --git a/xfinal/utils.hpp b/xfinal/utils.hpp
index e63b86e..02c3f52 100644
--- a/xfinal/utils.hpp
+++ b/xfinal/utils.hpp
@@ -3,7 +3,7 @@
 #include <tuple>
 #include "string_view.hpp"
 #include <vector>
-#include <filesystem.hpp>
+#include "ghc/filesystem.hpp"
 #include <sstream>
 #include "json.hpp"
 #include <ctime>
diff --git a/xfinal/websokcet.hpp b/xfinal/websokcet.hpp
index ee009a8..d858a39 100644
--- a/xfinal/websokcet.hpp
+++ b/xfinal/websokcet.hpp
@@ -113,6 +113,9 @@ namespace xfinal {
 		asio::ip::tcp::socket& socket() {
 			return *socket_;
 		}
+		std::map<std::string, std::string> key_params () const noexcept {
+			return decode_url_params_;
+		}
 	private:
 		void move_socket(std::unique_ptr<asio::ip::tcp::socket>&& socket) {
 			socket_ = std::move(socket);
@@ -565,6 +568,7 @@ namespace xfinal {
 		std::atomic_bool socket_is_open_{ false };
 		std::atomic_bool is_writing_{ false };
 		std::map<std::string, nonstd::any> user_data_;
+		std::map<std::string, std::string> decode_url_params_;
 	};
 
 	class websocket_hub {