diff --git a/include/matrix/rest/sync_urls.hpp b/include/matrix/rest/sync_urls.hpp
deleted file mode 100644
index 89cda52..0000000
--- a/include/matrix/rest/sync_urls.hpp
+++ /dev/null
@@ -1,29 +0,0 @@
-/**
-	This file is a part of rexy's matrix client
-	Copyright (C) 2019 rexy712
-
-	This program is free software: you can redistribute it and/or modify
-	it under the terms of the GNU Affero General Public License as published by
-	the Free Software Foundation, either version 3 of the License, or
-	(at your option) any later version.
-
-	This program is distributed in the hope that it will be useful,
-	but WITHOUT ANY WARRANTY; without even the implied warranty of
-	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-	GNU Affero General Public License for more details.
-
-	You should have received a copy of the GNU Affero General Public License
-	along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef MATRIX_REST_SYNC_URLS_HPP
-#define MATRIX_REST_SYNC_URLS_HPP
-
-#include "matrix/rest/urls_common.hpp"
-#include "raii/string.hpp"
-
-namespace matrix::rest::sync_urls{
-	raii::string sync(const session_info&, const raii::rjp_string& batch, const raii::string& timeout);
-}
-
-#endif
diff --git a/src/matrix/rest/sync_urls.cpp b/src/matrix/rest/sync_urls.cpp
deleted file mode 100644
index f0607ea..0000000
--- a/src/matrix/rest/sync_urls.cpp
+++ /dev/null
@@ -1,27 +0,0 @@
-/**
-	This file is a part of rexy's matrix client
-	Copyright (C) 2019 rexy712
-
-	This program is free software: you can redistribute it and/or modify
-	it under the terms of the GNU Affero General Public License as published by
-	the Free Software Foundation, either version 3 of the License, or
-	(at your option) any later version.
-
-	This program is distributed in the hope that it will be useful,
-	but WITHOUT ANY WARRANTY; without even the implied warranty of
-	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-	GNU Affero General Public License for more details.
-
-	You should have received a copy of the GNU Affero General Public License
-	along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include "matrix/rest/session_urls.hpp"
-
-namespace matrix::rest::sync_urls{
-	raii::string sync(const session_info& session, const raii::rjp_string& next_batch, const raii::string& timeout){
-		if(!next_batch)
-			return raii::string(matrix::rest::proto() + session.homeserver + "/_matrix/client/r0/sync?access_token=" + session.access_token + "&timeout=" + timeout);
-		return raii::string(matrix::rest::proto() + session.homeserver + "/_matrix/client/r0/sync?access_token=" + session.access_token + "&timeout=" + timeout + "&since=" + next_batch);
-	}
-}