2 files changed, 2 insertions, 2 deletions
diff --git a/src/network/kernel/qhostinfo.cpp b/src/network/kernel/qhostinfo.cpp
index 2912c6fef3..d2dc7c4850 100644
--- a/src/network/kernel/qhostinfo.cpp
+++ b/src/network/kernel/qhostinfo.cpp
@@ -431,7 +431,7 @@ void QHostInfo::setErrorString(const QString &str)
     \sa hostName()
 */
 
-QHostInfoRunnable::QHostInfoRunnable(QString hn, int i) : toBeLookedUp(hn), id(i)
+QHostInfoRunnable::QHostInfoRunnable(const QString &hn, int i) : toBeLookedUp(hn), id(i)
 {
     setAutoDelete(true);
 }
diff --git a/src/network/kernel/qhostinfo_p.h b/src/network/kernel/qhostinfo_p.h
index 5400b18b37..74cfe2a9aa 100644
--- a/src/network/kernel/qhostinfo_p.h
+++ b/src/network/kernel/qhostinfo_p.h
@@ -145,7 +145,7 @@ private:
 class QHostInfoRunnable : public QRunnable
 {
 public:
-    QHostInfoRunnable (QString hn, int i);
+    QHostInfoRunnable(const QString &hn, int i);
     void run() Q_DECL_OVERRIDE;
 
     QString toBeLookedUp;