diff --git a/server_http.hpp b/server_http.hpp
index 219ea1e6d95f2a7f9b77fd7a7f7a94faa6f8a307..d482ec6af3e5f15122527ef10839910a0c9f3dbe 100644
--- a/server_http.hpp
+++ b/server_http.hpp
@@ -739,11 +739,16 @@ namespace SimpleWeb {
                 return;
               }
             }
+	try{
             if(std::stof(response->session->request->http_version) >= 1.1) {
               auto new_session = std::make_shared<Session>(this->config.max_request_streambuf_size, response->session->connection);
               this->read(new_session);
               return;
             }
+	} catch(...) {
+            std::cout << "Invalid http version";
+        }
+
           }
           else if(this->on_error)
             this->on_error(response->session->request, ec);