diff --git a/include/kvm_websocket.hpp b/include/kvm_websocket.hpp
index fea3840..477582a 100644
--- a/include/kvm_websocket.hpp
+++ b/include/kvm_websocket.hpp
@@ -162,7 +162,7 @@
         .privileges({"ConfigureComponents", "ConfigureManager"})
         .websocket()
         .onopen([](crow::websocket::Connection& conn,
-                   std::shared_ptr<bmcweb::AsyncResp>) {
+                   const std::shared_ptr<bmcweb::AsyncResp>&) {
             BMCWEB_LOG_DEBUG << "Connection " << &conn << " opened";
 
             if (sessions.size() == maxSessions)