diff --git a/src/network/access/qnetworkreply.cpp b/src/network/access/qnetworkreply.cpp
index 3301ae85d21..1076ba960c1 100644
--- a/src/network/access/qnetworkreply.cpp
+++ b/src/network/access/qnetworkreply.cpp
@@ -931,7 +931,7 @@ void QNetworkReply::setHeaders(QHttpHeaders &&newHeaders)
     Sets the header \a name to be of value \a value. If \a
     name was previously set, it is overridden.
 */
-void QNetworkReply::setWellKnownHeader(QHttpHeaders::WellKnownHeader name, const QByteArray &value)
+void QNetworkReply::setWellKnownHeader(QHttpHeaders::WellKnownHeader name, QByteArrayView value)
 {
     Q_D(QNetworkReply);
     d->setHeader(name, value);
diff --git a/src/network/access/qnetworkreply.h b/src/network/access/qnetworkreply.h
index 48ec0397c69..a4498ac0fd4 100644
--- a/src/network/access/qnetworkreply.h
+++ b/src/network/access/qnetworkreply.h
@@ -155,7 +155,7 @@ protected:
     void setRawHeader(const QByteArray &headerName, const QByteArray &value);
     void setHeaders(const QHttpHeaders &newHeaders);
     void setHeaders(QHttpHeaders &&newHeaders);
-    void setWellKnownHeader(QHttpHeaders::WellKnownHeader name, const QByteArray &value);
+    void setWellKnownHeader(QHttpHeaders::WellKnownHeader name, QByteArrayView value);
     void setAttribute(QNetworkRequest::Attribute code, const QVariant &value);
 
 #if QT_CONFIG(ssl)