diff --git a/src/corelib/io/qfilesystemwatcher_kqueue_p.h b/src/corelib/io/qfilesystemwatcher_kqueue_p.h
index e0c7ff60f29..ec92e1d667b 100644
--- a/src/corelib/io/qfilesystemwatcher_kqueue_p.h
+++ b/src/corelib/io/qfilesystemwatcher_kqueue_p.h
@@ -71,8 +71,10 @@ public:
 
     static QKqueueFileSystemWatcherEngine *create(QObject *parent);
 
-    QStringList addPaths(const QStringList &paths, QStringList *files, QStringList *directories);
-    QStringList removePaths(const QStringList &paths, QStringList *files, QStringList *directories);
+    QStringList addPaths(const QStringList &paths, QStringList *files,
+                         QStringList *directories) override;
+    QStringList removePaths(const QStringList &paths, QStringList *files,
+                            QStringList *directories) override;
 
 private Q_SLOTS:
     void readFromKqueue();