diff --git a/tests/auto/network/access/qrestaccessmanager/httptestserver.cpp b/tests/auto/network/access/qrestaccessmanager/httptestserver.cpp
index 00995920d5c..25869eb46b3 100644
--- a/tests/auto/network/access/qrestaccessmanager/httptestserver.cpp
+++ b/tests/auto/network/access/qrestaccessmanager/httptestserver.cpp
@@ -31,10 +31,6 @@ QUrl HttpTestServer::url()
     return QUrl(u"http://127.0.0.1:%1"_s.arg(serverPort()));
 }
 
-void HttpTestServer::setHandler(const Handler &handler) {
-    m_handler = handler;
-}
-
 void HttpTestServer::handleConnected()
 {
     Q_ASSERT(!m_socket); // No socket must exist previously, this is a single-connection server
diff --git a/tests/auto/network/access/qrestaccessmanager/httptestserver_p.h b/tests/auto/network/access/qrestaccessmanager/httptestserver_p.h
index ead6590a55c..0a94b2c8a6c 100644
--- a/tests/auto/network/access/qrestaccessmanager/httptestserver_p.h
+++ b/tests/auto/network/access/qrestaccessmanager/httptestserver_p.h
@@ -10,6 +10,8 @@
 #include <QtCore/qmap.h>
 #include <QtCore/qurl.h>
 
+#include <functional>
+
 // This struct is used for parsing the incoming network request data into, as well
 // as getting the response data from the testcase
 struct HttpData {
@@ -73,7 +75,7 @@ public:
     // Settable callback for testcase. Gives the received request data, and takes in response data
     using Handler = std::function<void(const HttpData &request, HttpData &response,
                                        ResponseControl &control)>;
-    void setHandler(const Handler &handler);
+    void setHandler(Handler handler) { m_handler = std::move(handler); }
 
 private slots:
     void handleConnected();