diff --git a/include/async_resp.hpp b/include/async_resp.hpp
index a767af7..6d18ffc 100644
--- a/include/async_resp.hpp
+++ b/include/async_resp.hpp
@@ -4,7 +4,7 @@
 
 #include "http_response.hpp"
 
-#include <functional>
+#include <utility>
 
 namespace bmcweb
 {