diff --git a/http/http_client.hpp b/http/http_client.hpp
index b48fc6a..db426d6 100644
--- a/http/http_client.hpp
+++ b/http/http_client.hpp
@@ -318,8 +318,7 @@
     {
         state = ConnState::recvInProgress;
 
-        parser_type& thisParser =
-            parser.emplace(std::piecewise_construct, std::make_tuple());
+        parser_type& thisParser = parser.emplace();
 
         thisParser.body_limit(connPolicy->requestByteLimit);