diff --git a/src/websockets/qwebsocket_p.cpp b/src/websockets/qwebsocket_p.cpp
index 3a20b0999a9cbc57cccb92fc2022eed639809ce6..436c8194ee0a858182ffe59c53ebe6f71af45aee 100644
--- a/src/websockets/qwebsocket_p.cpp
+++ b/src/websockets/qwebsocket_p.cpp
@@ -1087,7 +1087,8 @@ void QWebSocketPrivate::processStateChanged(QAbstractSocket::SocketState socketS
             m_key = generateKey();
 
             QList<QPair<QString, QString> > headers;
-            foreach (const QByteArray &key, m_request.rawHeaderList())
+            const auto headerList = m_request.rawHeaderList();
+            for (const QByteArray &key : headerList)
                 headers << qMakePair(QString::fromLatin1(key),
                                      QString::fromLatin1(m_request.rawHeader(key)));
 
diff --git a/src/websockets/qwebsockethandshakeresponse.cpp b/src/websockets/qwebsockethandshakeresponse.cpp
index b5e105223559387cb7a09d7fb54992ebd31664ca..ee57d5c34347496f71860e7cce28f1a379f3f8a5 100644
--- a/src/websockets/qwebsockethandshakeresponse.cpp
+++ b/src/websockets/qwebsockethandshakeresponse.cpp
@@ -207,7 +207,7 @@ QString QWebSocketHandshakeResponse::getHandshakeResponse(
         if (Q_UNLIKELY(!m_canUpgrade)) {
             response << QStringLiteral("HTTP/1.1 400 Bad Request");
             QStringList versions;
-            Q_FOREACH (QWebSocketProtocol::Version version, supportedVersions)
+            for (QWebSocketProtocol::Version version : supportedVersions)
                 versions << QString::number(static_cast<int>(version));
             response << QStringLiteral("Sec-WebSocket-Version: ")
                                 % versions.join(QStringLiteral(", "));