diff --git a/http/routing.hpp b/http/routing.hpp
index 49a51f1..6ab1327 100644
--- a/http/routing.hpp
+++ b/http/routing.hpp
@@ -608,7 +608,7 @@
             [&rule, asyncResp, adaptor(std::forward<Adaptor>(adaptor))](
                 Request& thisReq) mutable {
             rule.handleUpgrade(thisReq, asyncResp, std::move(adaptor));
-            });
+        });
     }
 
     void handle(Request& req,