diff --git a/server_http.hpp b/server_http.hpp
index 05577a2..76f1be8 100644
--- a/server_http.hpp
+++ b/server_http.hpp
@@ -148,7 +148,7 @@ namespace SimpleWeb {
                 io_service=std::make_shared<boost::asio::io_service>();
 
             if(io_service->stopped())
-                io_service.reset();
+                io_service->reset();
 
             boost::asio::ip::tcp::endpoint endpoint;
             if(config.address.size()>0)