diff --git a/rai/node/rpc.cpp b/rai/node/rpc.cpp
index 55398621..de65a0e1 100644
--- a/rai/node/rpc.cpp
+++ b/rai/node/rpc.cpp
@@ -1635,16 +1635,17 @@ void rai::rpc_connection::parse_connection ()
 			auto version (this_l->request.version);
 			auto response_handler ([this_l, version] (boost::property_tree::ptree const & tree_a)
 			{
-				beast::http::response <beast::http::string_body> res;
 				std::stringstream ostream;
 				boost::property_tree::write_json (ostream, tree_a);
+				ostream.flush ();
 				auto body (ostream.str ());
-				res.fields.insert ("content-type", "application/json");
-				res.fields.insert ("Access-Control-Allow-Origin",  "*");
-				res.status = 200;
-				res.body = body;
-				res.version = version;
-				beast::http::async_write (this_l->socket, res, [this_l] (boost::system::error_code const & ec)
+				this_l->res.fields.insert ("content-type", "application/json");
+				this_l->res.fields.insert ("Access-Control-Allow-Origin",  "*");
+				this_l->res.status = 200;
+				this_l->res.body = body;
+				this_l->res.version = version;
+				beast::http::prepare (this_l->res);
+				beast::http::async_write (this_l->socket, this_l->res, [this_l] (boost::system::error_code const & ec)
 				{
 				});
 			});
diff --git a/rai/node/rpc.hpp b/rai/node/rpc.hpp
index 401181f7..df67a0fd 100644
--- a/rai/node/rpc.hpp
+++ b/rai/node/rpc.hpp
@@ -64,6 +64,7 @@ public:
 	boost::asio::ip::tcp::socket socket;
 	beast::streambuf buffer;
 	beast::http::request <beast::http::string_body> request;
+	beast::http::response <beast::http::string_body> res;
 };
 class payment_observer : public std::enable_shared_from_this <rai::payment_observer>
 {