diff --git a/include/redfish_v1.hpp b/include/redfish_v1.hpp
index cb7af8f..1e4bd65 100644
--- a/include/redfish_v1.hpp
+++ b/include/redfish_v1.hpp
@@ -10,7 +10,7 @@
 {
     BMCWEB_ROUTE(app, "/redfish/")
         .methods(boost::beast::http::verb::get)(
-            [](const crow::Request& req, crow::Response& res) {
+            [](const crow::Request&, crow::Response& res) {
                 res.jsonValue = {{"v1", "/redfish/v1/"}};
                 res.end();
             });