diff --git a/src/network/access/qhttpnetworkheader.cpp b/src/network/access/qhttpnetworkheader.cpp
index e0a964d253..8ef664c012 100644
--- a/src/network/access/qhttpnetworkheader.cpp
+++ b/src/network/access/qhttpnetworkheader.cpp
@@ -29,7 +29,7 @@ void QHttpNetworkHeaderPrivate::setContentLength(qint64 length)
     setHeaderField("Content-Length", QByteArray::number(length));
 }
 
-QByteArray QHttpNetworkHeaderPrivate::headerField(const QByteArray &name, const QByteArray &defaultValue) const
+QByteArray QHttpNetworkHeaderPrivate::headerField(QByteArrayView name, const QByteArray &defaultValue) const
 {
     QList<QByteArray> allValues = headerFieldValues(name);
     if (allValues.isEmpty())
@@ -38,7 +38,7 @@ QByteArray QHttpNetworkHeaderPrivate::headerField(const QByteArray &name, const
         return allValues.join(", ");
 }
 
-QList<QByteArray> QHttpNetworkHeaderPrivate::headerFieldValues(const QByteArray &name) const
+QList<QByteArray> QHttpNetworkHeaderPrivate::headerFieldValues(QByteArrayView name) const
 {
     return parser.headerFieldValues(name);
 }
diff --git a/src/network/access/qhttpnetworkheader_p.h b/src/network/access/qhttpnetworkheader_p.h
index fc5d388ae5..fa3f0f1e0a 100644
--- a/src/network/access/qhttpnetworkheader_p.h
+++ b/src/network/access/qhttpnetworkheader_p.h
@@ -56,8 +56,8 @@ public:
     qint64 contentLength() const;
     void setContentLength(qint64 length);
 
-    QByteArray headerField(const QByteArray &name, const QByteArray &defaultValue = QByteArray()) const;
-    QList<QByteArray> headerFieldValues(const QByteArray &name) const;
+    QByteArray headerField(QByteArrayView name, const QByteArray &defaultValue = QByteArray()) const;
+    QList<QByteArray> headerFieldValues(QByteArrayView name) const;
     void setHeaderField(const QByteArray &name, const QByteArray &data);
     void prependHeaderField(const QByteArray &name, const QByteArray &data);
     void clearHeaders();